Ama Dablam | 1994 SW Ridge

A Japan expedition to Ama Dablam in 1994 via SW Ridge, led by Tamotsu Ohnishi. Summit reached on 20th May 1994. 6 members recorded.

Expedition Details

Field	Value
ID	1316
Imported	2026-03-06 18:04:49.359634
Expedition ID	AMAD94103
Peak ID	AMAD
Year	1994
Season	1
Host Country	1
Route 1	SW Ridge
Route 2	-
Route 3	-
Route 4	-
Nationality	Japan
Leaders	Tamotsu Ohnishi
Sponsor	Osaka Yama-no-kai Expedition to Ama Dablam
Success 1	False
Success 2	False
Success 3	False
Success 4	False
Ascent 1	-
Ascent 2	-
Ascent 3	-
Ascent 4	-
Claimed	False
Disputed	False
Countries	-
Approach	-
Basecamp Date	1994-05-13
Summit Date	1994-05-20
Summit Time	-
Summit Days	7
Total Days	0
Termination Date	-
Termination Reason	5
Termination Notes	Abandoned at 6000m due to much snow
High Point (m)	6000
Traverse	False
Ski	False
Paraglide	False
Camps	1
Fixed Rope (m)	0
Total Members	6
Summit Members	0
Member Deaths	0
Total Hired	1
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	Climbed Urkinmang (URKM-941-01)
Campsites	BC(13/05,4500m),C1(15/05,5800m),xxx(20/05,6000m)
Route Notes	-
Accidents	None
Achievement	-
Agency	Cosmo Treks
Commercial Route	True
Standard Route	False
Primary Route	True
Primary Member	True
Primary Reference	True
Primary ID	URKM94101
Checksum	2454367
Year	1994
Summit Success	False
O2 Summary	None
Route (lowercase)	sw ridge

Members

Field	Value
ID	827
Imported	2026-03-06 18:06:05.675609
Expedition ID	AMAD94103
Member ID	04
Peak ID	AMAD
Year	1994
Season	1
First Name	Satoshi
Last Name	Kimoto
Sex	M
Age	0
Birth Date	-
Year of Birth	1956
Calculated Age	38
Citizenship	Japan
Status	Climber
Residence	Tokyo, Japan
Occupation	Alpine guide & writer
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)	True
Personal High Point (m)	6000
Summit Date 1	1994-05-20
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	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	4
HCN	0
Checksum	2433493
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	satoshi kimoto
Year of Birth	1956
Year	1994
Age at Expedition	38
Role	Member

Field	Value
ID	828
Imported	2026-03-06 18:06:05.675609
Expedition ID	AMAD94103
Member ID	05
Peak ID	AMAD
Year	1994
Season	1
First Name	Hiroshi
Last Name	Nakamura
Sex	M
Age	0
Birth Date	-
Year of Birth	1951
Calculated Age	43
Citizenship	Japan
Status	Climber
Residence	Sakai, Osaka, Japan
Occupation	Director of printing company
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)	True
Personal High Point (m)	6000
Summit Date 1	1994-05-20
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	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	4
HCN	0
Checksum	2431679
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	hiroshi nakamura
Year of Birth	1951
Year	1994
Age at Expedition	43
Role	Member

Field	Value
ID	24437
Imported	2026-03-06 18:06:05.675609
Expedition ID	AMAD94103
Member ID	01
Peak ID	AMAD
Year	1994
Season	1
First Name	Tamotsu
Last Name	Ohnishi
Sex	M
Age	0
Birth Date	-
Year of Birth	1942
Calculated Age	52
Citizenship	Japan
Status	Leader
Residence	Osaka Sayama, Osaka, Japan
Occupation	Printing company president
Leader	True
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	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	4
HCN	0
Checksum	2428408
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	tamotsu ohnishi
Year of Birth	1942
Year	1994
Age at Expedition	52
Role	Leader

Field	Value
ID	37032
Imported	2026-03-06 18:06:05.675609
Expedition ID	AMAD94103
Member ID	02
Peak ID	AMAD
Year	1994
Season	1
First Name	Toshitsugi
Last Name	Irisawa
Sex	M
Age	0
Birth Date	-
Year of Birth	1948
Calculated Age	45
Citizenship	Japan
Status	Climber
Residence	Ibaragi, Osaka, Japan
Occupation	Hospital administrative member
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	False
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	4
HCN	0
Checksum	2430784
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	toshitsugi irisawa
Year of Birth	1948
Year	1994
Age at Expedition	46
Role	Member

Field	Value
ID	37033
Imported	2026-03-06 18:06:05.675609
Expedition ID	AMAD94103
Member ID	03
Peak ID	AMAD
Year	1994
Season	1
First Name	Shozo
Last Name	Kai
Sex	M
Age	0
Birth Date	-
Year of Birth	1949
Calculated Age	44
Citizenship	Japan
Status	Climber
Residence	Higashi, Osaka, Japan
Occupation	Electrical engineer
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	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	4
HCN	0
Checksum	2431197
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	shozo kai
Year of Birth	1949
Year	1994
Age at Expedition	45
Role	Member

Field	Value
ID	37034
Imported	2026-03-06 18:06:05.675609
Expedition ID	AMAD94103
Member ID	06
Peak ID	AMAD
Year	1994
Season	1
First Name	Keiko
Last Name	Nishihira
Sex	F
Age	0
Birth Date	-
Year of Birth	1952
Calculated Age	41
Citizenship	Japan
Status	Climber
Residence	Nishinomiya, Hyogo, Japan
Occupation	Designer of children's clothing
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	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	4
HCN	0
Checksum	2432265
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	keiko nishihira
Year of Birth	1952
Year	1994
Age at Expedition	42
Role	Member

6 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
Satoshi Kimoto	M	1956	Japan	Climber	Tokyo, Japan	Alpine guide & writer	Details Other expeditions
Hiroshi Nakamura	M	1951	Japan	Climber	Sakai, Osaka, Japan	Director of printing company	Details Other expeditions
Tamotsu Ohnishi	M	1942	Japan	Leader	Osaka Sayama, Osaka, Japan	Printing company president	Details Other expeditions
Toshitsugi Irisawa	M	1948	Japan	Climber	Ibaragi, Osaka, Japan	Hospital administrative member	Details Other expeditions
Shozo Kai	M	1949	Japan	Climber	Higashi, Osaka, Japan	Electrical engineer	Details Other expeditions
Keiko Nishihira	F	1952	Japan	Climber	Nishinomiya, Hyogo, Japan	Designer of children's clothing	Details Other expeditions

References

0 recorded references.