さかのぼる sakanoboru to go upstream JLPT N2 godan verb Common word Other meanings 2. to go back (to the past or origin), to date back (to), to trace back (to), to be retroactive (to) The kanji in this word This word is written in kana only. In this level 裁縫 材木 サイレン 逆さ 逆さま 酒場 一昨昨日 先ほど 索引 作者 Back to the JLPT N2 list Practise these words