(smoking) a hookah; a waterpipe

(history) a 律令 (ritsuryō) position in the 後宮 (Kōkyū, “Seraglio”) that manages water and ice

(history) a 律令 (ritsuryō) position in the 後宮 (Kōkyū, “Seraglio”) that manages water and ice / Alternative spelling of 主水司

the Wei River

spirogyra

(chemistry) hydration (incorporation of water molecules into another compound)

subterranean river / water from a subterranean river

(chemistry) chromium

black (color) / (go) a black stone; the person who plays black stones / a 女房詞 (nyōbō kotoba, “woman's word”) for 鍋 (nabe, “pot, pan”) or 釜 (kama, “pot, kettle”)

black