年増 としま Meanings Noun mature woman; middle-aged woman Kanji 年 year. Read as とし. 増 increase Words containing 年増 中年増 (ちゅうどしま) woman approaching middle age 大年増 (おおどしま) woman well past her prime 耳年増 (みみどしま) young woman with a lot of superficial knowledge about sex, etc. And 2 more. Jinuma: Japanese Dictionary · Word lists