せん いい線いく Show inflections LinksSentence search for いい線いくSentence search for いいせんいくSentence search for いい線行くKanji details for 線Edit in JMdict Expressions (phrases, clauses, etc.), Godan verb - Iku/Yuku special class1. to be on the right track; to go wellOther formsいい線行く 【いいせんいく】 Discussions Log in to talk about this word.