(Internet slang) Firefox (web browser)

(mythology, Shinto, possibly archaic) a god of fire, another name for Kagutsuchi

(mythology) a phoenix, more specifically as in Western mythology

fondue pot

Kyūjitai form of 火薬

(Buddhism) a fiery chariot that brings sinners to hell; by extension, a form of torture using this vehicle / a burning fire in the shape of a wheel / Short for 火車婆 (kasha-baba): a powerful, evil old hag

match (device to make fire)

a surname

Synonym of 母子草 (hahakogusa): Jersey cudweed (Pseudognaphalium affine, syn. Gnaphalium affine) / Synonym of 蓬, 艾 (yomogi): Japanese mugwort (Artemisia princeps)

(Japanese mythology) son of 瓊瓊杵 (Ninigi) and 木花開耶姫 (Ko no Hana no Sakuyabime), younger brother of 火照 (Hoderi), husband of 豊玉姫 (Toyotamabime), father of 鸕鷀草葺不合 (Ugaya Fukiaezu) and grandfather of Emperor Jinmu; he was known to have a conflict with his brother in the myth 海幸山幸 (Umisachi Yamasachi, “Luck of the Sea and Luck of the Mountain”)