Everest | 1998 N Col-NE Ridge

A Japan expedition to Everest in 1998 via N Col-NE Ridge, led by Hitoshi Onodera. Summit reached on 18th May 1998. 16 members recorded.

Expedition Details

Field	Value
ID	2591
Imported	2026-03-06 18:04:49.359634
Expedition ID	EVER98115
Peak ID	EVER
Year	1998
Season	1
Host Country	2
Route 1	N Col-NE Ridge
Route 2	-
Route 3	-
Route 4	-
Nationality	Japan
Leaders	Hitoshi Onodera
Sponsor	Showa Alpine Club Qomolangma Expedition 1998
Success 1	True
Success 2	False
Success 3	False
Success 4	False
Ascent 1	273
Ascent 2	-
Ascent 3	-
Ascent 4	-
Claimed	False
Disputed	False
Countries	-
Approach	-
Basecamp Date	1998-04-10
Summit Date	1998-05-18
Summit Time	1230
Summit Days	38
Total Days	44
Termination Date	1998-05-24
Termination Reason	1
Termination Notes	-
High Point (m)	8849
Traverse	False
Ski	False
Paraglide	False
Camps	4
Fixed Rope (m)	0
Total Members	11
Summit Members	4
Member Deaths	0
Total Hired	12
Summit Hired	5
Hired Deaths	0
No Hired	False
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	True
O2 Medical	False
O2 Taken	False
O2 Unknown	False
Other Summits	-
Campsites	BC(10/04),ABC.C3(19/04,6300m),C4(24/04,7028m),C5(06/05,7780m),C6(17/05,8200m),Smt(18-19/05)
Route Notes	C4 at North Col. All summiters used oxygen: Japanese in and above C5; Sherpas used above C6 and perhaps some used below. One old member Taruki reached 8300m or higher on 19 May trying for summit but started very late; summit team left C6 at 2:00 am Nepal time while he had trouble waking up and left camp only at 7:00-8:00 am; returned to C5 at 4:00 pm; had turned back because very tired. 18th summit party arrived at top at 12:30 pm Nepal time led by Pasang Kami. 19th summit party: Kamimura and Chuwang Nima at 7:30 am, Onondera and Ang Dawa at 10:00 am. Sherpas: Pasang Kami, Kharikhola, 21/7/73, Everest X3 or X4 before Na Temba, Kharikhola, 1959, Everest X5 Ang Gyalzen, Thami, 1/10/62, Everest X2, Cho Oyu Dawa Tshering, Thami, 1966, Everest X3
Accidents	Nothing
Achievement	Oldest person to 8300m
Agency	Rolwaling Trek
Commercial Route	True
Standard Route	True
Primary Route	False
Primary Member	False
Primary Reference	-
Primary ID	-
Checksum	2453220
Year	1998
Summit Success	True
O2 Summary	Used
Route (lowercase)	n col-ne ridge

Members

Field	Value
ID	13150
Imported	2026-03-06 18:06:05.675609
Expedition ID	EVER98115
Member ID	06
Peak ID	EVER
Year	1998
Season	1
First Name	Tadao
Last Name	Nakajima
Sex	M
Age	0
Birth Date	-
Year of Birth	1937
Calculated Age	60
Citizenship	Japan
Status	Climber
Residence	Yokohama, Japan
Occupation	Retired airline pilot
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	0
Summit Date 1	-
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	0
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	False
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	0
Summit Term	0
HCN	0
Checksum	2426748
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	tadao nakajima
Year of Birth	1937
Year	1998
Age at Expedition	61
Role	Member

Field	Value
ID	13147
Imported	2026-03-06 18:06:05.675609
Expedition ID	EVER98115
Member ID	03
Peak ID	EVER
Year	1998
Season	1
First Name	Shoji
Last Name	Abe
Sex	M
Age	0
Birth Date	-
Year of Birth	1963
Calculated Age	34
Citizenship	Japan
Status	Climber
Residence	Kokubunji, Tokyo, Japan
Occupation	Research geologist
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	True
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	True
Personal High Point (m)	8849
Summit Date 1	1998-05-18
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1230
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	273
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	True
O2 Medical	False
O2 Notes	At & above C5
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2436109
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	shoji abe
Year of Birth	1963
Year	1998
Age at Expedition	35
Role	Member

Field	Value
ID	13148
Imported	2026-03-06 18:06:05.675609
Expedition ID	EVER98115
Member ID	04
Peak ID	EVER
Year	1998
Season	1
First Name	Hiromichi
Last Name	Kamimura
Sex	M
Age	0
Birth Date	-
Year of Birth	1965
Calculated Age	33
Citizenship	Japan
Status	Climber
Residence	Sagamihara, Kanagawa, Japan
Occupation	Truck driver
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	True
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	True
Personal High Point (m)	8849
Summit Date 1	1998-05-19
Summit Date 2	-
Summit Date 3	-
Summit Time 1	0730
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	278
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	True
O2 Medical	False
O2 Notes	At & above C5
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2436723
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	hiromichi kamimura
Year of Birth	1965
Year	1998
Age at Expedition	33
Role	Member

Field	Value
ID	13149
Imported	2026-03-06 18:06:05.675609
Expedition ID	EVER98115
Member ID	05
Peak ID	EVER
Year	1998
Season	1
First Name	Masayuki
Last Name	Momozawa
Sex	M
Age	0
Birth Date	-
Year of Birth	1935
Calculated Age	62
Citizenship	Japan
Status	BC Manager
Residence	Hasuda, Saitama, Japan
Occupation	Retired chemical engineer
Leader	False
Deputy	False
Basecamp Only	True
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	0
Summit Date 1	-
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	0
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	1
Summit Term	17
HCN	0
Checksum	2426119
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	masayuki momozawa
Year of Birth	1935
Year	1998
Age at Expedition	63
Role	BC Only

Field	Value
ID	13151
Imported	2026-03-06 18:06:05.675609
Expedition ID	EVER98115
Member ID	07
Peak ID	EVER
Year	1998
Season	1
First Name	Toshiya
Last Name	Nakajima
Sex	M
Age	0
Birth Date	-
Year of Birth	1964
Calculated Age	33
Citizenship	Japan
Status	Climber
Residence	Shiojiri, Nagano, Japan
Occupation	High school teacher
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	True
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	True
Personal High Point (m)	8849
Summit Date 1	1998-05-18
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1230
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	273
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	True
O2 Medical	False
O2 Notes	At & above C5
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2436622
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	toshiya nakajima
Year of Birth	1964
Year	1998
Age at Expedition	34
Role	Member

Field	Value
ID	13152
Imported	2026-03-06 18:06:05.675609
Expedition ID	EVER98115
Member ID	01
Peak ID	EVER
Year	1998
Season	1
First Name	Hitoshi
Last Name	Onodera
Sex	M
Age	0
Birth Date	-
Year of Birth	1950
Calculated Age	47
Citizenship	Japan
Status	Leader
Residence	Tokyo, Japan
Occupation	Computer engineer
Leader	True
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	True
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	True
Personal High Point (m)	8849
Summit Date 1	1998-05-19
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1000
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	278
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	True
O2 Medical	False
O2 Notes	At & above C5
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2431436
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	hitoshi onodera
Year of Birth	1950
Year	1998
Age at Expedition	48
Role	Leader

Field	Value
ID	13153
Imported	2026-03-06 18:06:05.675609
Expedition ID	EVER98115
Member ID	08
Peak ID	EVER
Year	1998
Season	1
First Name	Yoshinori
Last Name	Ootsu
Sex	M
Age	0
Birth Date	-
Year of Birth	1963
Calculated Age	34
Citizenship	Japan
Status	Exp Doctor
Residence	Matsumoto, Nagano, Japan
Occupation	Physician
Leader	False
Deputy	False
Basecamp Only	True
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	0
Summit Date 1	-
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	0
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	1
Summit Term	17
HCN	0
Checksum	2436258
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	yoshinori ootsu
Year of Birth	1963
Year	1998
Age at Expedition	35
Role	BC Only

Field	Value
ID	13154
Imported	2026-03-06 18:06:05.675609
Expedition ID	EVER98115
Member ID	09
Peak ID	EVER
Year	1998
Season	1
First Name	Shoju
Last Name	Takano
Sex	M
Age	0
Birth Date	-
Year of Birth	1935
Calculated Age	62
Citizenship	Japan
Status	Climber
Residence	Yokohama, Japan
Occupation	Metal factory manager
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	0
Summit Date 1	-
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	0
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	False
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	0
Summit Term	0
HCN	0
Checksum	2426091
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	shoju takano
Year of Birth	1935
Year	1998
Age at Expedition	63
Role	Member

Field	Value
ID	13155
Imported	2026-03-06 18:06:05.675609
Expedition ID	EVER98115
Member ID	10
Peak ID	EVER
Year	1998
Season	1
First Name	Masayasu
Last Name	Taruki
Sex	M
Age	0
Birth Date	-
Year of Birth	1934
Calculated Age	64
Citizenship	Japan
Status	Climber
Residence	Tokyo, Japan
Occupation	Printing company president
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	8300
Summit Date 1	1998-05-19
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	True
O2 Medical	False
O2 Notes	In & above C5
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	4
Summit Term	7
HCN	0
Checksum	2425492
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	masayasu taruki
Year of Birth	1934
Year	1998
Age at Expedition	64
Role	Member

Field	Value
ID	13156
Imported	2026-03-06 18:06:05.675609
Expedition ID	EVER98115
Member ID	11
Peak ID	EVER
Year	1998
Season	1
First Name	Masao
Last Name	Terasawa
Sex	M
Age	0
Birth Date	-
Year of Birth	1936
Calculated Age	62
Citizenship	Japan
Status	Climber
Residence	Tokyo, Japan
Occupation	Retired construction worker
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	0
Summit Date 1	-
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	0
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	False
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	0
Summit Term	0
HCN	0
Checksum	2426147
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	masao terasawa
Year of Birth	1936
Year	1998
Age at Expedition	62
Role	Member

Field	Value
ID	13157
Imported	2026-03-06 18:06:05.675609
Expedition ID	EVER98115
Member ID	02
Peak ID	EVER
Year	1998
Season	1
First Name	Kazuo
Last Name	Watanabe
Sex	M
Age	0
Birth Date	-
Year of Birth	1936
Calculated Age	62
Citizenship	Japan
Status	General Leader
Residence	Kawasaki, Kanagawa, Japan
Occupation	Company president
Leader	True
Deputy	False
Basecamp Only	True
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	0
Summit Date 1	-
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	0
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	1
Summit Term	17
HCN	0
Checksum	2426197
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	kazuo watanabe
Year of Birth	1936
Year	1998
Age at Expedition	62
Role	Leader

Field	Value
ID	13158
Imported	2026-03-06 18:06:05.675609
Expedition ID	EVER98115
Member ID	16
Peak ID	EVER
Year	1998
Season	1
First Name	Pasang Kami
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	1973
Calculated Age	24
Citizenship	Nepal
Status	H-A Worker
Residence	Kharikhola, Solukhumbu
Occupation	-
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	True
Sherpa	True
Tibetan	False
Summit Success	True
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	True
Personal High Point (m)	8849
Summit Date 1	1998-05-18
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1230
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	273
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	True
O2 Medical	False
O2 Notes	At & above C6
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	4th ascent of Everest
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2439750
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	pasang kami sherpa
Year of Birth	1973
Year	1998
Age at Expedition	25
Role	Hired

Field	Value
ID	13159
Imported	2026-03-06 18:06:05.675609
Expedition ID	EVER98115
Member ID	15
Peak ID	EVER
Year	1998
Season	1
First Name	Ngatemba (Nga Temba)
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	1955
Calculated Age	42
Citizenship	Nepal
Status	H-A Worker
Residence	Sikli, Jubing, Solukhumbu
Occupation	-
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	True
Sherpa	True
Tibetan	False
Summit Success	True
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	True
Personal High Point (m)	8849
Summit Date 1	1998-05-18
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1230
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	273
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	True
O2 Medical	False
O2 Notes	At & above C6
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	6th ascent of Everest
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	-2117
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	ngatemba (nga temba) sherpa
Year of Birth	1955
Year	1998
Age at Expedition	43
Role	Hired

Field	Value
ID	13160
Imported	2026-03-06 18:06:05.675609
Expedition ID	EVER98115
Member ID	12
Peak ID	EVER
Year	1998
Season	1
First Name	Ang Gyalzen
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	1962
Calculated Age	35
Citizenship	Nepal
Status	H-A Worker
Residence	Thami, Khumbu
Occupation	-
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	True
Sherpa	True
Tibetan	False
Summit Success	True
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	True
Personal High Point (m)	8849
Summit Date 1	1998-05-18
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1230
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	273
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	Above C6
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	3rd ascent of Everest
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2435815
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	ang gyalzen sherpa
Year of Birth	1962
Year	1998
Age at Expedition	36
Role	Hired

Field	Value
ID	13161
Imported	2026-03-06 18:06:05.675609
Expedition ID	EVER98115
Member ID	14
Peak ID	EVER
Year	1998
Season	1
First Name	Dawa Tshering (Dawa Chhiri)
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	1966
Calculated Age	31
Citizenship	Nepal
Status	H-A Worker
Residence	Thami, Khumbu
Occupation	-
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	True
Sherpa	True
Tibetan	False
Summit Success	True
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	True
Personal High Point (m)	8849
Summit Date 1	1998-05-19
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1000
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	278
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	Above C6
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	4th ascent of Everest
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2437321
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	dawa tshering (dawa chhiri) sherpa
Year of Birth	1966
Year	1998
Age at Expedition	32
Role	Hired

Field	Value
ID	13162
Imported	2026-03-06 18:06:05.675609
Expedition ID	EVER98115
Member ID	13
Peak ID	EVER
Year	1998
Season	1
First Name	Chhuwang Nima
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	1967
Calculated Age	30
Citizenship	Nepal
Status	H-A Worker
Residence	Tesho, Khumbu
Occupation	-
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	True
Sherpa	True
Tibetan	False
Summit Success	True
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	True
Personal High Point (m)	8849
Summit Date 1	1998-05-19
Summit Date 2	-
Summit Date 3	-
Summit Time 1	0730
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	278
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	Above C6
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	5th ascent of Everest; brother of Nima Nuru
Necrology	(1967-2010) Died 23 Oct 2010 on Baruntse from falling
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2437594
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	chhuwang nima sherpa
Year of Birth	1967
Year	1998
Age at Expedition	31
Role	Hired

16 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
Tadao Nakajima	M	1937	Japan	Climber	Yokohama, Japan	Retired airline pilot	Details Other expeditions
Shoji Abe	M	1963	Japan	Climber	Kokubunji, Tokyo, Japan	Research geologist	Details Other expeditions
Hiromichi Kamimura	M	1965	Japan	Climber	Sagamihara, Kanagawa, Japan	Truck driver	Details Other expeditions
Masayuki Momozawa	M	1935	Japan	BC Manager	Hasuda, Saitama, Japan	Retired chemical engineer	Details Other expeditions
Toshiya Nakajima	M	1964	Japan	Climber	Shiojiri, Nagano, Japan	High school teacher	Details Other expeditions
Hitoshi Onodera	M	1950	Japan	Leader	Tokyo, Japan	Computer engineer	Details Other expeditions
Yoshinori Ootsu	M	1963	Japan	Exp Doctor	Matsumoto, Nagano, Japan	Physician	Details Other expeditions
Shoju Takano	M	1935	Japan	Climber	Yokohama, Japan	Metal factory manager	Details Other expeditions
Masayasu Taruki	M	1934	Japan	Climber	Tokyo, Japan	Printing company president	Details Other expeditions
Masao Terasawa	M	1936	Japan	Climber	Tokyo, Japan	Retired construction worker	Details Other expeditions
Kazuo Watanabe	M	1936	Japan	General Leader	Kawasaki, Kanagawa, Japan	Company president	Details Other expeditions
Pasang Kami Sherpa	M	1973	Nepal	H-A Worker	Kharikhola, Solukhumbu	-	Details Other expeditions
Ngatemba (Nga Temba) Sherpa	M	1955	Nepal	H-A Worker	Sikli, Jubing, Solukhumbu	-	Details Other expeditions
Ang Gyalzen Sherpa	M	1962	Nepal	H-A Worker	Thami, Khumbu	-	Details Other expeditions
Dawa Tshering (Dawa Chhiri) Sherpa	M	1966	Nepal	H-A Worker	Thami, Khumbu	-	Details Other expeditions
Chhuwang Nima Sherpa	M	1967	Nepal	H-A Worker	Tesho, Khumbu	-	Details Other expeditions

References

Field	Value
ID	3258
Imported	2026-03-06 18:06:36.307770
Expedition ID	EVER98115
Reference ID	01
Year	1998
Type	2
Journal	AAJ
Author	Hawley, Elizabeth
Title	-
Publisher	-
Publication Date	1999
Language	-
Citation	73:370-371 (1999)
Yak 94	-
Notes	-

Field	Value
ID	5198
Imported	2026-03-06 18:06:36.307770
Expedition ID	EVER98115
Reference ID	02
Year	1998
Type	3
Journal	HIGH
Author	-
Title	-
Publisher	-
Publication Date	1998
Language	-
Citation	193:25 (Dec 1998)
Yak 94	-
Notes	-

Field	Value
ID	10819
Imported	2026-03-06 18:06:36.307770
Expedition ID	EVER98115
Reference ID	03
Year	1998
Type	5
Journal	-
Author	-
Title	http://publications.americanalpineclub.org/articles/12199937002/Asia-Nepal-Mount-Everest-Activity-in-the-Pre-Monsoon-Season
Publisher	-
Publication Date	-
Language	-
Citation	-
Yak 94	-
Notes	-

3 recorded references.

Expedition ID	Journal	Author	Title	Publisher	Citation	Yak 94
EVER98115	AAJ	Hawley, Elizabeth	-	-	73:370-371 (1999)	-
EVER98115	HIGH	-	-	-	193:25 (Dec 1998)	-
EVER98115	-	-	http://publications.americanalpineclub.org/articles/12199937002/Asia-Nepal-Mount-Everest-Activity-in-the-Pre-Monsoon-Season	-	-	-