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 | Akira Waku, 54 years old |
 Man  Japan | |
 Born on may 4th 1971 | |
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| > Hardest bouldering sends (font 8c & +) | ||||
| Dates | Grades | Route | Rock climbing area | Country |
| june 2017 | 8c | Hyper ballad | Shiobara | Japan |
| may 1st 2018 | 8c | Babel | Shiobara | Japan |
| nov 9th 2019 | 8c | Hydrangea | Shiobara | Japan |
| june 21st 2025 | 8c | Dendrobrium | Shiobara | Japan |
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