Baudha | 1971 SE Ridge

A Japan expedition to Baudha in 1971 via SE Ridge, led by Yutaka Natai. Summit reached on 12th April 1971. 8 members recorded.

Expedition Details

Field	Value
ID	2669
Imported	2026-03-06 18:04:49.359634
Expedition ID	BAUD71101
Peak ID	BAUD
Year	1971
Season	1
Host Country	1
Route 1	SE Ridge
Route 2	-
Route 3	-
Route 4	-
Nationality	Japan
Leaders	Yutaka Natai
Sponsor	Aichi University of Education
Success 1	True
Success 2	False
Success 3	False
Success 4	False
Ascent 1	2nd,3rd
Ascent 2	-
Ascent 3	-
Ascent 4	-
Claimed	False
Disputed	False
Countries	-
Approach	Trisuli Bazar->Arughat->Darondi Khola->Barpak
Basecamp Date	1971-03-15
Summit Date	1971-04-12
Summit Time	1305
Summit Days	28
Total Days	35
Termination Date	1971-04-19
Termination Reason	1
Termination Notes	-
High Point (m)	6672
Traverse	False
Ski	False
Paraglide	False
Camps	4
Fixed Rope (m)	0
Total Members	5
Summit Members	3
Member Deaths	0
Total Hired	5
Summit Hired	3
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	-
Campsites	BC(15/03,3400m),C1.ABC(18/03,4300m),C2(29/03,5300m),C3(06/04,5700m),C4(11/04,6000m),Smt(12-13/04)
Route Notes	-
Accidents	-
Achievement	-
Agency	-
Commercial Route	-
Standard Route	-
Primary Route	False
Primary Member	False
Primary Reference	-
Primary ID	-
Checksum	2446265
Year	1971
Summit Success	True
O2 Summary	None
Route (lowercase)	se ridge

Members

Field	Value
ID	22459
Imported	2026-03-06 18:06:05.675609
Expedition ID	BAUD71101
Member ID	01
Peak ID	BAUD
Year	1971
Season	1
First Name	Yutaka
Last Name	Nakai
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	37
Citizenship	Japan
Status	Leader
Residence	-
Occupation	-
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	-
Summit Bid	0
Summit Term	0
HCN	0
Checksum	39
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	yutaka nakai
Year of Birth	-
Year	1971
Age at Expedition	-
Role	Leader

Field	Value
ID	22460
Imported	2026-03-06 18:06:05.675609
Expedition ID	BAUD71101
Member ID	04
Peak ID	BAUD
Year	1971
Season	1
First Name	Katsumi
Last Name	Sugiura
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	26
Citizenship	Japan
Status	Climber
Residence	-
Occupation	-
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)	6672
Summit Date 1	1971-04-12
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1305
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	-22
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	katsumi sugiura
Year of Birth	-
Year	1971
Age at Expedition	-
Role	Member

Field	Value
ID	22461
Imported	2026-03-06 18:06:05.675609
Expedition ID	BAUD71101
Member ID	05
Peak ID	BAUD
Year	1971
Season	1
First Name	Kazuo
Last Name	Tokushima
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	25
Citizenship	Japan
Status	Climber
Residence	-
Occupation	-
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)	6672
Summit Date 1	1971-04-12
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1305
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	-22
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	kazuo tokushima
Year of Birth	-
Year	1971
Age at Expedition	-
Role	Member

Field	Value
ID	22462
Imported	2026-03-06 18:06:05.675609
Expedition ID	BAUD71101
Member ID	02
Peak ID	BAUD
Year	1971
Season	1
First Name	Toshihiko
Last Name	Hanai
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	36
Citizenship	Japan
Status	Climbing Leader
Residence	-
Occupation	-
Leader	False
Deputy	True
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)	6672
Summit Date 1	1971-04-13
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1100
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	3
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	-22
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	toshihiko hanai
Year of Birth	-
Year	1971
Age at Expedition	-
Role	Deputy

Field	Value
ID	22463
Imported	2026-03-06 18:06:05.675609
Expedition ID	BAUD71101
Member ID	07
Peak ID	BAUD
Year	1971
Season	1
First Name	Karma
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	36
Citizenship	Nepal
Status	Sirdar
Residence	-
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)	6672
Summit Date 1	1971-04-12
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1305
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	-22
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	karma sherpa
Year of Birth	-
Year	1971
Age at Expedition	-
Role	Hired

Field	Value
ID	22464
Imported	2026-03-06 18:06:05.675609
Expedition ID	BAUD71101
Member ID	08
Peak ID	BAUD
Year	1971
Season	1
First Name	Phurkipa
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	48
Citizenship	Nepal
Status	H-A Worker
Residence	Namche Bazar, 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)	6672
Summit Date 1	1971-04-13
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1100
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	3
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	-22
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	phurkipa sherpa
Year of Birth	-
Year	1971
Age at Expedition	-
Role	Hired

Field	Value
ID	22465
Imported	2026-03-06 18:06:05.675609
Expedition ID	BAUD71101
Member ID	06
Peak ID	BAUD
Year	1971
Season	1
First Name	Jangbu
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	25
Citizenship	Nepal
Status	H-A Worker
Residence	-
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)	6672
Summit Date 1	1971-04-13
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1100
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	3
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	-22
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	jangbu sherpa
Year of Birth	-
Year	1971
Age at Expedition	-
Role	Hired

Field	Value
ID	26764
Imported	2026-03-06 18:06:05.675609
Expedition ID	BAUD71101
Member ID	03
Peak ID	BAUD
Year	1971
Season	1
First Name	Akimasa
Last Name	Ito
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	35
Citizenship	Japan
Status	Climber
Residence	-
Occupation	-
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	0
Summit Term	0
HCN	0
Checksum	39
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	akimasa ito
Year of Birth	-
Year	1971
Age at Expedition	-
Role	Member

8 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
Yutaka Nakai	M	-	Japan	Leader	-	-	Details Other expeditions
Katsumi Sugiura	M	-	Japan	Climber	-	-	Details Other expeditions
Kazuo Tokushima	M	-	Japan	Climber	-	-	Details Other expeditions
Toshihiko Hanai	M	-	Japan	Climbing Leader	-	-	Details Other expeditions
Karma Sherpa	M	-	Nepal	Sirdar	-	-	Details Other expeditions
Phurkipa Sherpa	M	-	Nepal	H-A Worker	Namche Bazar, Khumbu	-	Details Other expeditions
Jangbu Sherpa	M	-	Nepal	H-A Worker	-	-	Details Other expeditions
Akimasa Ito	M	-	Japan	Climber	-	-	Details Other expeditions

References

Field	Value
ID	1296
Imported	2026-03-06 18:06:36.307770
Expedition ID	BAUD71101
Reference ID	01
Year	1971
Type	2
Journal	AAJ
Author	-
Title	-
Publisher	-
Publication Date	1972
Language	-
Citation	46:184 (1972)
Yak 94	-
Notes	-

Field	Value
ID	1641
Imported	2026-03-06 18:06:36.307770
Expedition ID	BAUD71101
Reference ID	02
Year	1971
Type	2
Journal	JAC
Author	Hanai, Toshihiko
Title	The Ascent of Baudha Peak, 1971
Publisher	-
Publication Date	1972
Language	English
Citation	67:19-21 (1972)
Yak 94	-
Notes	Route maps and photos in English included in Japanese section

Field	Value
ID	3630
Imported	2026-03-06 18:06:36.307770
Expedition ID	BAUD71101
Reference ID	03
Year	1971
Type	3
Journal	MM
Author	-
Title	-
Publisher	-
Publication Date	1971
Language	-
Citation	17:7 (Sep 1971)
Yak 94	-
Notes	-

Field	Value
ID	5996
Imported	2026-03-06 18:06:36.307770
Expedition ID	BAUD71101
Reference ID	04
Year	1971
Type	2
Journal	JAC
Author	Hanai, Toshihiko
Title	The Ascent of Baudha Peak, 1971
Publisher	-
Publication Date	1972
Language	Japanese
Citation	67:129-135 (1972)
Yak 94	-
Notes	Includes route maps and photos in English

Field	Value
ID	13178
Imported	2026-03-06 18:06:36.307770
Expedition ID	BAUD71101
Reference ID	05
Year	1971
Type	5
Journal	-
Author	-
Title	http://publications.americanalpineclub.org/articles/12197218404/Asia-Nepal-Baudha
Publisher	-
Publication Date	-
Language	-
Citation	-
Yak 94	-
Notes	-

5 recorded references.

Expedition ID	Journal	Author	Title	Publisher	Citation	Yak 94
BAUD71101	AAJ	-	-	-	46:184 (1972)	-
BAUD71101	JAC	Hanai, Toshihiko	The Ascent of Baudha Peak, 1971	-	67:19-21 (1972)	-
BAUD71101	MM	-	-	-	17:7 (Sep 1971)	-
BAUD71101	JAC	Hanai, Toshihiko	The Ascent of Baudha Peak, 1971	-	67:129-135 (1972)	-
BAUD71101	-	-	http://publications.americanalpineclub.org/articles/12197218404/Asia-Nepal-Baudha	-	-	-