雨子[amago] land-locked variety of red-spotted masu trout (Oncorhynchus masou ishikawae)
御菓子[okashi] confections
お子さん[okosan] (someone else's) child
お子様[okosama] child (someone else's)
山梔子[kuchinashi] Cape jasmine (Gardenia jasminoides)

させ子[saseko] whore
梃子摺る[tekozuru] to have much trouble
螺子回し[nejimawashi] screwdriver
硝子[garasu] glass
獅子女[sufinkusu] sphinx

椅子[isu] chair
ひじ掛け椅子[hijikakeisu] armchair
車椅子[kurumaisu] wheelchair
長椅子[nagaisu] couch
椅子[ishi] traditional square chair with armrests and a torii-shaped back (used by the emperor, etc. during ceremonies)

凭れ椅子[motareisu] reclining chair
三脚椅子[sankyakuisu] a three-legged stool
座椅子[zaisu] small chair used while sitting on tatami
回転椅子[kaitenisu] swivel chair
安楽椅子[anrakuisu] easy chair

イ長調[ichouchou] A major
データビット長[deetabittochou] data bit length
ト長調[tochouchou] G major
ニ長調[nichouchou] D major
ハ長調[hachouchou] C major

ヘ長調[hechouchou] F major
ホ長調[hochouchou] E major
ロ長調[rochouchou] B major
委員長[iinchou] committee chairman
意味深長[imishinchou] with profound (often hidden) meaning