懐古 かいこ reminiscence #28,454 Meanings noun, takes する, intransitive reminiscence; nostalgia; thinking fondly of the past; recalling the old days Its kanji 懐 カイ、エ · ふところ、なつ.かしい、なつ.かしむ、なつ.く、なつ.ける、なず.ける、いだ.く、おも.う feelings, heart, yearn, miss someone, become attached to, bosom, breast, pocket 古 コ · ふる.い、ふる-、-ふる.す old