Idea 8B+ | Climbing History

Climber	Style	Ascent Date	Suggested Grade
Dai Koyamada	Boulder \| worked	8th Feb 2010	8C
First ascent.
References [1] https://www.thecrag.com/en/climbing/japan/horai/route/3343623819 [2] http://koyamada.dai.hiho.jp/?eid=822583
Masanobu Suzuki	Boulder \| worked	Before 25th Mar 2022	8B+/8C
References [1] https://www.instagram.com/p/CbjA9laPY-1/?img_index=2
Yuta Imaizumi	Boulder \| worked	Before 4th Dec 2025	8B (soft)
References [1] https://www.youtube.com/watch?v=NPU9FGWfYPY [2] https://www.instagram.com/p/DRyN_3XkqLW/?img_index=2

Idea | 8B+ Boulder problem

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