お七夜[oshichiya] name-giving ceremony
七つ[nanatsu] seven
七つの海[nanatsunoumi] the seven seas
七屋[nanatsuya] pawnshop
七回忌[shichikaiki] seventh anniversary of a death

七角形[shichikakkei] heptagon
七曲がり[nanamagari] tortuous or spiral (path)
七月[shichigatsu] July
七賢[shichiken] the Seven Wise Men (of Confucius's Analects)

亜温帯[aontai] subtemperate zone
亜寒帯[akantai] subarctic zone
亜熱帯[anettai] subtropics
安全地帯[anzenchitai] safety zone
衣帯[itai] clothes and obi

一衣帯水[ichiitaisui] (being separated only by a) narrow strip of water
一帯[ittai] region
黄道帯[koudoutai] zodiac
温帯[ontai] temperate zone
下帯[shitaobi] loincloth