Everest | 1998 N Col-NE Ridge

A Japan expedition to Everest in 1998 via N Col-NE Ridge, led by Hirofumi Konishi. Summit reached on 26th April 1998. 2 members recorded.

Expedition Details

Field	Value
ID	2582
Imported	2026-03-06 18:04:49.359634
Expedition ID	EVER98121
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	Hirofumi Konishi
Sponsor	Japanese to Everest
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	1998-04-14
Summit Date	1998-04-26
Summit Time	-
Summit Days	12
Total Days	0
Termination Date	-
Termination Reason	7
Termination Notes	Abandoned at 7800m due to Konishi's weak condition
High Point (m)	7800
Traverse	False
Ski	False
Paraglide	False
Camps	1
Fixed Rope (m)	0
Total Members	1
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	-
Campsites	BC(14/04),ABC(22/04,6400m),C1(24/04,7000m),xxx(26/04,7800m)
Route Notes	"Body in no good condition - I don't understand" why but no strength at all. Went to C2 on 26 April and made camp there but did not sleep there according to plan for his oxygen-less ascent. Down BC because not in condition and to village Tashizing; returned to BC 14 May. 17 May BC to ABC, 18th and 19th not in ABC, 20th to C1, 21st rest in C1, 22nd up from C1 to 7200m but not good condition and down to ABC. In ABC decided climb finished on 24th. Took 4 bottles oxgyen for Sherpa Dawa Tshering. Konishi had sore throat, then fever, then general weakness. "I think Chomolongma did not give permission."
Accidents	-
Achievement	-
Agency	Cosmo Treks
Commercial Route	True
Standard Route	True
Primary Route	False
Primary Member	False
Primary Reference	-
Primary ID	-
Checksum	2453198
Year	1998
Summit Success	False
O2 Summary	None
Route (lowercase)	n col-ne ridge

Members

Field	Value
ID	13212
Imported	2026-03-06 18:06:05.675609
Expedition ID	EVER98121
Member ID	01
Peak ID	EVER
Year	1998
Season	1
First Name	Hirofumi
Last Name	Konishi
Sex	M
Age	0
Birth Date	-
Year of Birth	1962
Calculated Age	36
Citizenship	Japan
Status	Leader
Residence	Tokyo, Japan
Occupation	Professional alpinist
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)	True
Personal High Point (m)	7800
Summit Date 1	1998-04-26
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	2
Summit Term	7
HCN	0
Checksum	2435687
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	hirofumi konishi
Year of Birth	1962
Year	1998
Age at Expedition	36
Role	Leader

Field	Value
ID	43559
Imported	2026-03-06 18:06:05.675609
Expedition ID	EVER98121
Member ID	02
Peak ID	EVER
Year	1998
Season	1
First Name	Dawa Tshering
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	-
Calculated Age	0
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	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	True
Personal High Point (m)	7800
Summit Date 1	1998-04-26
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	2
Summit Term	14
HCN	0
Checksum	-90
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	dawa tshering sherpa
Year of Birth	-
Year	1998
Age at Expedition	-
Role	Hired

2 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
Hirofumi Konishi	M	1962	Japan	Leader	Tokyo, Japan	Professional alpinist	Details Other expeditions
Dawa Tshering Sherpa	M	-	Nepal	H-A Worker	-	-	Details Other expeditions

References

0 recorded references.