Ordered by the number of ascents recorded.
| Climb Name | Type | Grade | # Ascents Recorded | Notes | Exclude Reason |
|---|---|---|---|---|---|
| Muttertag | Boulder problem | 8A | 2 | ||
| Mysterio | Boulder problem | 8B | 2 | ||
| Nacho's Choice | Boulder problem | 8B | 2 | ||
| Nausicaä | Boulder problem | 8B+ | 2 | ||
| Neandertal | Boulder problem | 8B | 2 | ||
| Needle and Rabbit | Boulder problem | 8B | 2 | ||
| Nem Tudo Que Reluz é Ouro | Boulder problem | 8B | 2 | ||
| New Verse Line | Boulder problem | 8A | 2 | ||
| Nexus 10.0 | Boulder problem | 8B+ | 2 | ||
| Night Life | Boulder problem | 8B | 2 | ||
| Nim | Boulder problem | 8C | 2 | ||
| Ninja Gaeshi | Boulder problem | 7A | 2 |
The most famous boulder problem in Japan. A benchmark at the 1-kyu (6C+/7A) grade, it became slightly harder after holds were apparently chipped off in 2018. |
|
| Ninja Skills SDS | Boulder problem | 8C | 2 | ||
| Nirvana | Boulder problem | 8A+ | 2 | ||
| No Additives (Post Break) | Boulder problem | 8B+ | 2 |
Originally done at V11, the climb is now much harder after a key hold broke. |
|
| No More Greener Grasses | Boulder problem | 8A+ | 2 | ||
| No Peace | Boulder problem | 8B+ | 2 | ||
| No Peace Prize | Boulder problem | 8B+ | 2 | ||
| No Pun Intended | Boulder problem | 8A+ | 2 | ||
| No Rest for the Wicked | Boulder problem | 8A | 2 |