御構いなく[okamainaku] please don't fuss over me
サーボ機構[saabokikou] servomechanism
シフト演算機構[shifutoenzankikou] shift arithmetic unit
ヒグス機構[higusukikou] Higgs mechanism (physics)
遺構[ikou] remains

一向に構わない[ikkounikamawanai] doesn't care at all
一般命令演算機構[ippanmeireienzankikou] general instruction unit (computer)
機構[kikou] mechanism
気構え[kigamae] readiness
虚構[kyokou] fiction

桑苺[kuwaichigo] fruit of the mulberry
黒苺[kuroichigo] blackberry
木苺[kiichigo] raspberry (any plant of genus Rubus, esp. Rubus palmatus var. coptophyllus)
蛇苺[kuchinawaichigo] false strawberry (Duchesnea chrysantha)
毒苺[dokuichigo] false strawberry (Duchesnea chrysantha)

梶苺[kajiichigo] Rubus trifidus (species of raspberry)
海老殻苺[ebigaraichigo] Japanese wineberry (Rubus phoenicolasius Maxim.)
大薔薇苺[oobaraichigo] a variety of raspberry (Rubus croceacanthus H. Lev.)
草苺[kusaichigo] Rubus hirsutus (species of raspberry)