Fukanobyo | 8B Boulder problem at Ogawayama

Japan / Nagano / Minamisaku District

Quick Info

Grade 8B
Type Boulder problem
Crag Ogawayama
Country Japan 🇯🇵
Rock type Granite
History
First ascent Tetsuya Koyama (2013)
Recorded repeats 1

Quick Info

Grade 8B
Type Boulder problem
Crag Ogawayama
Country Japan 🇯🇵
Rock type Granite
History
First ascent Tetsuya Koyama (2013)
Recorded repeats 1
Slab. Also known as 不可能病.

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

Contributors
26 contributions since 30th July 2025.
2 contributions since 30th July 2025.

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Ascents

2 successful ascents recorded.

Climber Style Ascent Date Suggested Grade
First ascent.

Line E on the topo

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