Dictionary/天然ガスてんねんガスTennengasu天然ガス (Tennengasu) is a Japanese noun meaning “natural gas”.Meaningsnounnatural gasKanji in 天然ガス天heavens然sort of thingRelated words然うin that wayそう言うsuch而してand然しhowever全然(not) at all然もmoreover突然abrupt当然natural偶然coincidence左様ならfarewell天才genius自然nature