せいぶんどうしんこうしゃ 誠文堂新光社 LinksSentence search for 誠文堂新光社Sentence search for せいぶんどうしんこうしゃKanji details for 誠, 文, 堂, 新, 光 and 社Edit in JMdict Noun1. Seibundo Shinkosha (publishing company based in Tokyo)Company name Discussions Log in to talk about this word.