御三時[osanji] three-o'clock snack
三鞭酒[shanpen] champagne
球面三角法[kyuumensankakuhou] spherical trigonometry
胸三寸[munesanzun] heart
元三[ganzan] New Year's period (January 1st to 3rd)

五十三次[gojuusantsugi] the 53 Toukaidou stages
向こう三軒[mukousangen] one's next three neighbors
降三世明王[gouzanzemyouou] Trailokyavijaya Vidya-raja
再三[saisan] again and again
再三再四[saisansaishi] repeatedly

オブジェクト指向[obujekutoshikou] object-oriented
オブジェクト指向言語[obujekutoshikougengo] object-oriented language
ダイヤの指輪[daiyanoyubiwa] diamond ring
医者の指図[ishanosashizu] doctor's mandate
一指[isshi] finger

一指当たり[ichiyubiatari] span
卸売物価指数[oroshiuribukkashisuu] wholesale price index
眼指[manazashi] (a) look
屈指[kusshi] leading
結婚指輪[kekkonyubiwa] wedding ring