Ama Dablam | 1994 N Ridge

A Japan expedition to Ama Dablam in 1994 via N Ridge, led by Hidehiko Tajiri. Summit reached on 19th October 1994. 9 members recorded.

Expedition Details

Field	Value
ID	1381
Imported	2026-03-06 18:04:49.359634
Expedition ID	AMAD94303
Peak ID	AMAD
Year	1994
Season	3
Host Country	1
Route 1	N Ridge
Route 2	-
Route 3	-
Route 4	-
Nationality	Japan
Leaders	Hidehiko Tajiri
Sponsor	Tokyo Young Climbers Club Ama Dablam Expedition
Success 1	True
Success 2	False
Success 3	False
Success 4	False
Ascent 1	149,150
Ascent 2	-
Ascent 3	-
Ascent 4	-
Claimed	False
Disputed	False
Countries	-
Approach	-
Basecamp Date	1994-09-26
Summit Date	1994-10-19
Summit Time	-
Summit Days	23
Total Days	0
Termination Date	-
Termination Reason	1
Termination Notes	-
High Point (m)	6814
Traverse	False
Ski	False
Paraglide	False
Camps	3
Fixed Rope (m)	0
Total Members	9
Summit Members	9
Member Deaths	0
Total Hired	0
Summit Hired	0
Hired Deaths	0
No Hired	True
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Taken	False
O2 Unknown	False
Other Summits	-
Campsites	BC(26/09,5030m),ABC(27/09,5369m),C1(28/09,5600m),C2(04/10,6000m),C3(24/10,6450m),Smt(19,21/10)
Route Notes	BC just above Ama Dablam Glacier on west side of small North-South Ridge ABC at col north of ABC C1 on North Ridge just above meeting of ridge with South Spur C3 on North Ridge. Near top 3m snow face of 90 degrees was very difficult. Knife ridge above C2 bad snow with mushrooms.
Accidents	Yanigisawa's face swelled when on top; but OK now
Achievement	-
Agency	Trans Himalayan Trekking (THT)
Commercial Route	False
Standard Route	-
Primary Route	False
Primary Member	False
Primary Reference	False
Primary ID	-
Checksum	2454519
Year	1994
Summit Success	True
O2 Summary	None
Route (lowercase)	n ridge

Members

Field	Value
ID	853
Imported	2026-03-06 18:06:05.675609
Expedition ID	AMAD94303
Member ID	02
Peak ID	AMAD
Year	1994
Season	3
First Name	Hiroshi
Last Name	Doke
Sex	M
Age	0
Birth Date	-
Year of Birth	1966
Calculated Age	28
Citizenship	Japan
Status	Climber
Residence	Tokyo, Japan
Occupation	Software designer
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)	6814
Summit Date 1	1994-10-19
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	149
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	5
Summit Term	1
HCN	0
Checksum	2437262
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	hiroshi doke
Year of Birth	1966
Year	1994
Age at Expedition	28
Role	Member

Field	Value
ID	854
Imported	2026-03-06 18:06:05.675609
Expedition ID	AMAD94303
Member ID	03
Peak ID	AMAD
Year	1994
Season	3
First Name	Kimihiro
Last Name	Kumagai
Sex	M
Age	0
Birth Date	-
Year of Birth	1961
Calculated Age	33
Citizenship	Japan
Status	Climber
Residence	Tokyo, Japan
Occupation	Software designer
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)	6814
Summit Date 1	1994-10-21
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	150
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	5
Summit Term	1
HCN	0
Checksum	2435535
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	kimihiro kumagai
Year of Birth	1961
Year	1994
Age at Expedition	33
Role	Member

Field	Value
ID	855
Imported	2026-03-06 18:06:05.675609
Expedition ID	AMAD94303
Member ID	04
Peak ID	AMAD
Year	1994
Season	3
First Name	Jiro
Last Name	Kurisima
Sex	M
Age	0
Birth Date	-
Year of Birth	1959
Calculated Age	35
Citizenship	Japan
Status	Climber
Residence	Toride, Ibaraki, Japan
Occupation	Staff of salesman's institute
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)	6814
Summit Date 1	1994-10-21
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	150
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	5
Summit Term	1
HCN	0
Checksum	2434594
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	jiro kurisima
Year of Birth	1959
Year	1994
Age at Expedition	35
Role	Member

Field	Value
ID	856
Imported	2026-03-06 18:06:05.675609
Expedition ID	AMAD94303
Member ID	05
Peak ID	AMAD
Year	1994
Season	3
First Name	Yasuo
Last Name	Matsumoto
Sex	M
Age	0
Birth Date	-
Year of Birth	1955
Calculated Age	39
Citizenship	Japan
Status	Climber
Residence	Hamura, Tokyo, Japan
Occupation	Construction engineer for bakery company
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)	6814
Summit Date 1	1994-10-19
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	149
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	5
Summit Term	1
HCN	0
Checksum	2433249
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	yasuo matsumoto
Year of Birth	1955
Year	1994
Age at Expedition	39
Role	Member

Field	Value
ID	857
Imported	2026-03-06 18:06:05.675609
Expedition ID	AMAD94303
Member ID	06
Peak ID	AMAD
Year	1994
Season	3
First Name	Kanji
Last Name	Saito
Sex	M
Age	0
Birth Date	-
Year of Birth	1956
Calculated Age	37
Citizenship	Japan
Status	Climber
Residence	Tokyo, Japan
Occupation	Telecommunications engineer
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)	6814
Summit Date 1	1994-10-19
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	149
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	5
Summit Term	1
HCN	0
Checksum	2433727
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	kanji saito
Year of Birth	1956
Year	1994
Age at Expedition	38
Role	Member

Field	Value
ID	858
Imported	2026-03-06 18:06:05.675609
Expedition ID	AMAD94303
Member ID	07
Peak ID	AMAD
Year	1994
Season	3
First Name	Tomoyasu
Last Name	Sano
Sex	M
Age	0
Birth Date	-
Year of Birth	1972
Calculated Age	21
Citizenship	Japan
Status	Climber
Residence	Tokyo, Japan
Occupation	Carpenter
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)	6814
Summit Date 1	1994-10-19
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	149
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	5
Summit Term	1
HCN	0
Checksum	2439591
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	tomoyasu sano
Year of Birth	1972
Year	1994
Age at Expedition	22
Role	Member

Field	Value
ID	859
Imported	2026-03-06 18:06:05.675609
Expedition ID	AMAD94303
Member ID	01
Peak ID	AMAD
Year	1994
Season	3
First Name	Hidehiko
Last Name	Tajiri
Sex	M
Age	0
Birth Date	-
Year of Birth	1964
Calculated Age	30
Citizenship	Japan
Status	Leader
Residence	Hachioji, Tokyo, Japan
Occupation	Office worker
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)	6814
Summit Date 1	1994-10-21
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	150
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	5
Summit Term	1
HCN	0
Checksum	2436455
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	hidehiko tajiri
Year of Birth	1964
Year	1994
Age at Expedition	30
Role	Leader

Field	Value
ID	860
Imported	2026-03-06 18:06:05.675609
Expedition ID	AMAD94303
Member ID	08
Peak ID	AMAD
Year	1994
Season	3
First Name	Mizuho
Last Name	Tamaru
Sex	M
Age	0
Birth Date	-
Year of Birth	1965
Calculated Age	29
Citizenship	Japan
Status	Climber
Residence	Tokyo, Japan
Occupation	Cameraman
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)	6814
Summit Date 1	1994-10-21
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	150
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	5
Summit Term	1
HCN	0
Checksum	2436795
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	mizuho tamaru
Year of Birth	1965
Year	1994
Age at Expedition	29
Role	Member

Field	Value
ID	861
Imported	2026-03-06 18:06:05.675609
Expedition ID	AMAD94303
Member ID	09
Peak ID	AMAD
Year	1994
Season	3
First Name	Tsutomu
Last Name	Yanagisawa
Sex	M
Age	0
Birth Date	-
Year of Birth	1966
Calculated Age	28
Citizenship	Japan
Status	Climber
Residence	Tokyo, Japan
Occupation	Technician
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)	6814
Summit Date 1	1994-10-21
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	150
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	5
Summit Term	1
HCN	0
Checksum	2437290
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	tsutomu yanagisawa
Year of Birth	1966
Year	1994
Age at Expedition	28
Role	Member

9 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
Hiroshi Doke	M	1966	Japan	Climber	Tokyo, Japan	Software designer	Details Other expeditions
Kimihiro Kumagai	M	1961	Japan	Climber	Tokyo, Japan	Software designer	Details Other expeditions
Jiro Kurisima	M	1959	Japan	Climber	Toride, Ibaraki, Japan	Staff of salesman's institute	Details Other expeditions
Yasuo Matsumoto	M	1955	Japan	Climber	Hamura, Tokyo, Japan	Construction engineer for bakery company	Details Other expeditions
Kanji Saito	M	1956	Japan	Climber	Tokyo, Japan	Telecommunications engineer	Details Other expeditions
Tomoyasu Sano	M	1972	Japan	Climber	Tokyo, Japan	Carpenter	Details Other expeditions
Hidehiko Tajiri	M	1964	Japan	Leader	Hachioji, Tokyo, Japan	Office worker	Details Other expeditions
Mizuho Tamaru	M	1965	Japan	Climber	Tokyo, Japan	Cameraman	Details Other expeditions
Tsutomu Yanagisawa	M	1966	Japan	Climber	Tokyo, Japan	Technician	Details Other expeditions

References

Field	Value
ID	2899
Imported	2026-03-06 18:06:36.307770
Expedition ID	AMAD94303
Reference ID	01
Year	1994
Type	2
Journal	AAJ
Author	Hawley, Elizabeth
Title	-
Publisher	-
Publication Date	1995
Language	-
Citation	69:241 (1995)
Yak 94	-
Notes	-

Field	Value
ID	6773
Imported	2026-03-06 18:06:36.307770
Expedition ID	AMAD94303
Reference ID	02
Year	1994
Type	3
Journal	IWA
Author	-
Title	-
Publisher	-
Publication Date	1995
Language	Japanese w/English summary
Citation	:238 (1995)
Yak 94	-
Notes	-

Field	Value
ID	6790
Imported	2026-03-06 18:06:36.307770
Expedition ID	AMAD94303
Reference ID	03
Year	1994
Type	3
Journal	IWA
Author	-
Title	-
Publisher	-
Publication Date	1995
Language	Japanese
Citation	:60 (1995)
Yak 94	-
Notes	-

Field	Value
ID	11888
Imported	2026-03-06 18:06:36.307770
Expedition ID	AMAD94303
Reference ID	04
Year	1994
Type	5
Journal	-
Author	-
Title	http://publications.americanalpineclub.org/articles/12199524102/Asia-Nepal-Ama-Dablam-in-the-Post-Monsoon
Publisher	-
Publication Date	-
Language	-
Citation	-
Yak 94	-
Notes	-

4 recorded references.

Expedition ID	Journal	Author	Title	Publisher	Citation	Yak 94
AMAD94303	AAJ	Hawley, Elizabeth	-	-	69:241 (1995)	-
AMAD94303	IWA	-	-	-	:238 (1995)	-
AMAD94303	IWA	-	-	-	:60 (1995)	-
AMAD94303	-	-	http://publications.americanalpineclub.org/articles/12199524102/Asia-Nepal-Ama-Dablam-in-the-Post-Monsoon	-	-	-