Kita-ku, Tokyo

ボルダリングジム UNDERGROUND(アンダーグラウンド)

Location
Kita-ku, Tokyo (東京都北区)
Address
東京都北区東十条3-1-14 (in Japanese)
Type
Bouldering
Opening hours
Mon–Fri 11:00–23:00
Sat 11:00–23:00
Sun, holidays 10:00–21:00
Access
3 min walk from JR東十条 Station
Facilities
Changing room, Hand-washing sink
7面の傾斜壁(スラブ〜155°ルーフ等)、巨大なキャンパスボードエリア、ストレッチ・トレーニングスペース、ビーストメーカー等トレーニング器具、男女別のトイレ、貴重品BOX (in Japanese)

The Bolta map is in Japanese. Text marked "(in Japanese)" is shown as the gym wrote it.

Nearby gyms

Source: the gym's official website; last checked 2026-10-11.