まるがま 円缶 LinksSentence search for 円缶Sentence search for まるがまSentence search for 円罐Kanji details for 円 and 缶Edit in JMdict Noun1. cylindrical boilerOther forms円罐 【まるがま】Notes円罐: Out-dated kanji or kanji usage. Discussions Log in to talk about this word.