Originally proposed as '4-dan or harder' (4-dan equates to 8A+/8B), this 6m-tall king line is listed as 5-dan 8B+ on Rocktopo and v13/14 in repeater's videos. Either way, likely to be one of the hardest crack boulders in the world.
Fontainebleau
| 8B | 8B (hard) | 8B/8B+ | No vote |
|---|---|---|---|
| 2 | - | 2 | 2 |
6 successful ascents recorded.
| Climber | Style | Ascent Date | Suggested Grade | |
|---|---|---|---|---|
| Keita Kurakami | Boulder | ground up | 25th Nov 2012 | 8B | |
| First ascent. | ||||
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Proposed grade '4-dan or harder' (8A+/8B or harder).
(Translation: ChatGPT) References[1] https://www.climbing-net.com/news/倉上慶大、京都・笠置ボルダーrebirth初登/ |
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| Kensuke Hamada | Boulder | worked | Dec 2013 | 8B | |
| Second ascent. | ||||
| Daisuke Konishi | Boulder | worked | Before 10th Feb 2016 | ||
| Third ascent. | ||||
| Hiroto Shimizu | Boulder | worked | Before 21st Mar 2022 | 8B/8B+ | |
| Daisuke Ichimiya | Boulder | worked | Before 21st Mar 2022 | ||
References |
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| Toshi Takeuchi | Boulder | worked | 31st Dec 2025 | 8B/8B+ | |
References |
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