岩盤風呂 がんばんぶろ Meanings Noun stone sauna (i.e.: facility where one rests on towels laid on a slab of heated natural rock) See also: 岩盤浴 (がんばんよく). Kanji 岩 rock. Read as ガン. 盤 game board. Read as バン. 風 wind 呂 bath. Read as ロ. Jinuma: Japanese Dictionary · Word lists