Arniko Chuli | 2003 W Ridge

A Japan expedition to Arniko Chuli in 2003 via W Ridge, led by Tamotsu Ohnishi. Summit reached on 29th August 2003. 7 members recorded.

Expedition Details

Field	Value
ID	4369
Imported	2026-03-06 18:04:49.359634
Expedition ID	ARNK03201
Peak ID	ARNK
Year	2003
Season	2
Host Country	1
Route 1	W Ridge
Route 2	-
Route 3	-
Route 4	-
Nationality	Japan
Leaders	Tamotsu Ohnishi
Sponsor	West Nepal Expedition of Osaka Alpine Club 2003
Success 1	True
Success 2	False
Success 3	False
Success 4	False
Ascent 1	2nd
Ascent 2	-
Ascent 3	-
Ascent 4	-
Claimed	False
Disputed	False
Countries	Nepal
Approach	-
Basecamp Date	2003-08-29
Summit Date	2003-08-29
Summit Time	-
Summit Days	0
Total Days	2
Termination Date	2003-08-31
Termination Reason	1
Termination Notes	-
High Point (m)	6034
Traverse	False
Ski	False
Paraglide	False
Camps	0
Fixed Rope (m)	0
Total Members	7
Summit Members	5
Member Deaths	0
Total Hired	3
Summit Hired	0
Hired Deaths	0
No Hired	False
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	Attempted Shey Shikhar (SHEY-032-01); climbed Norbu Kang (NORB-032-01) and Arniko Chuli (ARNK-032-01)
Campsites	BC(29/08,5545m),Smt(29/08)
Route Notes	Arniko Chuli Now they trekked southeast. On 29th they arrived at base camp for an ascent of Arniko Chuli at 5545m, and on same day, Mizutani, Inoue, Akayama, Ang Phurba and Pasang Dikki Sherpas made mountain's second ascent via West Ridge and returned to base camp. Meanwhile Yanigahara and Kanchha Dawa Sherpa went to climb an unnamed peak (5994m/19500 ft) via its East Ridge; they were on its summit on the 30th and returned to base camp that day. On 31st they left base camp and arrived in Jomsom on 2 August. The expedition was finished.
Accidents	-
Achievement	-
Agency	Cosmo Treks
Commercial Route	False
Standard Route	False
Primary Route	False
Primary Member	False
Primary Reference	True
Primary ID	NORB03201
Checksum	2457989
Year	2003
Summit Success	True
O2 Summary	None
Route (lowercase)	w ridge

Members

Field	Value
ID	33998
Imported	2026-03-06 18:06:05.675609
Expedition ID	ARNK03201
Member ID	01
Peak ID	ARNK
Year	2003
Season	2
First Name	Tamotsu
Last Name	Ohnishi
Sex	M
Age	0
Birth Date	-
Year of Birth	1942
Calculated Age	61
Citizenship	Japan
Status	Leader
Residence	Osaka Sayama, Osaka, Japan
Occupation	Printing company executive
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	(1942-2014) Died 20 Sept 2014 from cancer
Summit Bid	1
Summit Term	17
HCN	0
Checksum	2428467
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	tamotsu ohnishi
Year of Birth	1942
Year	2003
Age at Expedition	61
Role	Leader

Field	Value
ID	33999
Imported	2026-03-06 18:06:05.675609
Expedition ID	ARNK03201
Member ID	02
Peak ID	ARNK
Year	2003
Season	2
First Name	Nobuo
Last Name	Akayama
Sex	M
Age	0
Birth Date	-
Year of Birth	1927
Calculated Age	75
Citizenship	Japan
Status	Climber
Residence	Takarazuka, Hyogo, Japan
Occupation	Retired Osaka city govt staff members
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)	6034
Summit Date 1	2003-08-29
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	2
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	2423252
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	nobuo akayama
Year of Birth	1927
Year	2003
Age at Expedition	76
Role	Member

Field	Value
ID	34000
Imported	2026-03-06 18:06:05.675609
Expedition ID	ARNK03201
Member ID	03
Peak ID	ARNK
Year	2003
Season	2
First Name	Tazuko
Last Name	Inoue
Sex	F
Age	0
Birth Date	-
Year of Birth	1942
Calculated Age	61
Citizenship	Japan
Status	Climber
Residence	Kawanishi, Hyogo, Japan
Occupation	Sports instructor
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)	6034
Summit Date 1	2003-08-29
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	2
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	2428508
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	tazuko inoue
Year of Birth	1942
Year	2003
Age at Expedition	61
Role	Member

Field	Value
ID	34001
Imported	2026-03-06 18:06:05.675609
Expedition ID	ARNK03201
Member ID	04
Peak ID	ARNK
Year	2003
Season	2
First Name	Koji
Last Name	Mizutani
Sex	M
Age	0
Birth Date	-
Year of Birth	1936
Calculated Age	67
Citizenship	Japan
Status	Climber
Residence	Toyonaka, Osaka, Japan
Occupation	Retired
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)	6034
Summit Date 1	2003-08-29
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	2
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	2426318
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	koji mizutani
Year of Birth	1936
Year	2003
Age at Expedition	67
Role	Member

Field	Value
ID	34002
Imported	2026-03-06 18:06:05.675609
Expedition ID	ARNK03201
Member ID	07
Peak ID	ARNK
Year	2003
Season	2
First Name	Takehiko
Last Name	Yanagihara
Sex	M
Age	0
Birth Date	-
Year of Birth	1960
Calculated Age	42
Citizenship	Japan
Status	Climber
Residence	Osaka, Japan
Occupation	Driver
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	2435287
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	takehiko yanagihara
Year of Birth	1960
Year	2003
Age at Expedition	43
Role	BC Only

Field	Value
ID	34003
Imported	2026-03-06 18:06:05.675609
Expedition ID	ARNK03201
Member ID	05
Peak ID	ARNK
Year	2003
Season	2
First Name	Ang Phurba
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	1961
Calculated Age	42
Citizenship	Nepal
Status	Climber
Residence	Thami, Khumbu
Occupation	-
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
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)	6034
Summit Date 1	2003-08-29
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	2
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	-2025
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	ang phurba sherpa
Year of Birth	1961
Year	2003
Age at Expedition	42
Role	Member

Field	Value
ID	34004
Imported	2026-03-06 18:06:05.675609
Expedition ID	ARNK03201
Member ID	06
Peak ID	ARNK
Year	2003
Season	2
First Name	Pasang Dikki
Last Name	Sherpa
Sex	F
Age	0
Birth Date	-
Year of Birth	1973
Calculated Age	30
Citizenship	Nepal
Status	Climber
Residence	Thami, Khumbu
Occupation	-
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
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)	6034
Summit Date 1	2003-08-29
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	2
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	Wife of Ang Phurba
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	-2037
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	pasang dikki sherpa
Year of Birth	1973
Year	2003
Age at Expedition	30
Role	Member

7 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
Tamotsu Ohnishi	M	1942	Japan	Leader	Osaka Sayama, Osaka, Japan	Printing company executive	Details Other expeditions
Nobuo Akayama	M	1927	Japan	Climber	Takarazuka, Hyogo, Japan	Retired Osaka city govt staff members	Details Other expeditions
Tazuko Inoue	F	1942	Japan	Climber	Kawanishi, Hyogo, Japan	Sports instructor	Details Other expeditions
Koji Mizutani	M	1936	Japan	Climber	Toyonaka, Osaka, Japan	Retired	Details Other expeditions
Takehiko Yanagihara	M	1960	Japan	Climber	Osaka, Japan	Driver	Details Other expeditions
Ang Phurba Sherpa	M	1961	Nepal	Climber	Thami, Khumbu	-	Details Other expeditions
Pasang Dikki Sherpa	F	1973	Nepal	Climber	Thami, Khumbu	-	Details Other expeditions

References

0 recorded references.