Fukanobyo | 8B Boulder problem

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Slab. Also known as 不可能病.

8B/8B+. Traverse the Fukano Slab.

22 contributions since 30th July 2025.

2 contributions since 30th July 2025.

No pics or vids yet.

2 successful ascents recorded.

Climber	Style	Ascent Date
Tetsuya Koyama	Boulder \| worked	2013
First ascent.
Line E on the topo
Yuki Miyashita	Boulder \| worked	Before 6th Dec 2019
While working on this problem, I was kindly allowed to use the crash pads of many people I didn’t know. I did feel a bit guilty about trying it using someone else’s pads, but everyone generously let me use them, and I’m truly grateful. Thank you so much. References [1] https://www.youtube.com/watch?v=XIPHnZgrNSA

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