一洗 いっせん noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru 一洗いっせん Noun Irregular English JMdict (multilingual) 1 noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru thoroughly wash away 漢字 kanji used 一 one, one radical (no.1) 1画 洗 wash, inquire into 9画
一洗いっせん Noun Irregular English JMdict (multilingual) 1 noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru thoroughly wash away