was a

Japanese Japanese may refer to: * Something from or related to Japan, an island country in East Asia * Japanese language, spoken mainly in Japan * Japanese people, the ethnic group that identifies with Japan through ancestry or culture ** Japanese diaspor ...

alpinist. His achievements include the winter solo ascent of the "Great North Faces of the Alps" or "North Face Trilogy" (

Matterhorn The (, ; it, Cervino, ; french: Cervin, ; rm, Matterhorn) is a mountain of the Alps, straddling the main watershed and border between Switzerland and Italy. It is a large, near-symmetric pyramidal peak in the extended Monte Rosa area of the ...

in 1977,

Eiger The Eiger () is a mountain of the Bernese Alps, overlooking Grindelwald and Lauterbrunnen in the Bernese Oberland of Switzerland, just north of the main watershed and border with Valais. It is the easternmost peak of a ridge crest that extends a ...

in 1978,

Grandes Jorasses The Grandes Jorasses (4,208 m; 13,806 ft) is a mountain in the Mont Blanc massif, on the boundary between Haute-Savoie in France and Aosta Valley in Italy. The first ascent of the highest peak of the mountain (''Pointe Walker'') was by Hor ...

in 1979) and the world's first winter solo ascent of the South Face of Aconcagua in 1981. He died in 1991 in an avalanche while ascending the

Ultar Ultar Sar () (also Ultar, Ultar II, Bojohagur Duanasir II) is the southeasternmost major peak of the Batura Muztagh, a subrange of the Karakoram range. It lies about northeast of the Karimabad, a town on the Karakoram Highway in the Hunza Vall ...

II South east face.

Notable achievements

*1977 World second winter solo ascent to

North face *1978 World first winter solo ascent to

North face *1979 Winter solo ascent to

North face *1980 Winter solo ascent to

Aconcagua Aconcagua () is a mountain in the Principal Cordillera of the Andes mountain range, in Mendoza Province, Argentina. It is the List of highest mountains on Earth, highest mountain in the Americas, the highest outside Asia, and the highest in the ...

North face Normal Route *1981 World first winter solo ascent to

South face France RouteSase, Minoru (1994) "長谷川恒男虚空の登攀者" Yama To Keikoku Publishing (山と溪谷社).

Bibliography

*"''北壁に舞う：生きぬくことが冒険だ''"(1979) Shueisha Publishing(集英社) *"''岩壁よおはよう''"(1981) Chuo Koron Publishing (中央公論社) *"''北壁からのメッセージ''"(1984) Minshusha Publishing(民衆社) *"''我が青春の挑戦''"(1984) Seikyo Shimbun Publishing(聖教新聞社) co-authored with Ken'ichi Horie *"''山に向かいて''"(1987) Benesse Corporation Publishing (ベネッセコーポレーション福武書店) *"''生きぬくことは冒険だよ''"(1992) Shueisha Publishing(集英社) edited by Masami Hasegawa and Toyoji Oda

References

External links

Dakota Jones runs memorial race of Tsuneo HasegawaGoldwin History and Tsuneo HasegawaHasetsune Cup, An Endurance Race to Commemorate Alpinist Tsuneo Hasegawa
{{DEFAULTSORT:Hasegawa, Tsuneo People from Kanagawa Prefecture Japanese mountain climbers Japanese explorers Mountaineering deaths 1947 births 1991 deaths

Notable achievements

Bibliography

Further reading

References

External links