鬼利死丹[kirishitan] early Japanese Christianity (from the later Muromachi period)
伊勢丹[isetan] Isetan (department store)
牡丹[botan] tree peony (Paeonia suffruticosa)
牡丹餅[botamochi] adzuki bean mochi
丹い[akai] red

仙丹[sentan] the elixir (of life)
丹砂[tansha] cinnabar
丹朱[tanshu] cinnabar
丹色[niiro] red

イ短調[itanchou] A minor
ト短調[totanchou] G minor
ニ短調[nitanchou] D minor
ハ短調[hatanchou] C minor
ヘ短調[hetanchou] F minor

ホ短調[hotanchou] E minor
ロ短調[rotanchou] B minor
一長一短[icchouittan] (something having its) merits and demerits
簡短[kantan] simple
気が短い[kigamijikai] quick-tempered

隣の芝生は青い[tonarinoshibafuhaaoi] the grass is always greener on the other side
燕青拳[enseiken] Yangqingquan
青竜蝦[shako] mantis shrimp (any marine crustacean of order Stomatopoda, esp. the species Oratosquilla oratoria)
灰青色[haiseishoku] grayish blue
紺青[konjou] navy blue

青眼[seigan] aiming at the eye (with a sword)
青い[aoi] blue
青い鳥[aoitori] bluebird (Sialia spp.)
青褪める[aozameru] to become pale