- 病院【びょういん】 - hospital, clinic, doctor's office, doctor's surgery, infirmary 
- 入院【にゅういん】 - hospitalization, hospitalisation 
- 退院【たいいん】 - leaving hospital, discharge from hospital 
- 院長【いんちょう】 - director (of a hospital, institution, academy, etc.), superintendent, rector 
- 学院【がくいん】 - institute, academy 
- 寺院【じいん】 - Buddhist temple, religious building, church, cathedral, mosque 
- 大学院【だいがくいん】 - graduate school 
- 参議院【さんぎいん】 - House of Councillors (upper house of the National Diet of Japan) 
- 衆議院【しゅうぎいん】 - House of Representatives (lower house of the National Diet of Japan) 
- 美容院【びよういん】 - beauty parlour, beauty parlor, beauty salon, hairdressing salon 
- 参院【さんいん】 - House of Councillors (upper house of the National Diet of Japan) 
- 衆院【しゅういん】 - House of Representatives (lower house of the National Diet of Japan) 
- 下院【かいん】 - lower house, lower legislative chamber 
- 上院【じょういん】 - upper house, upper legislative chamber, senate 
- 両院【りょういん】 - both houses of parliament, both upper and lower house 
- 院内【いんない】 - inside the House, inside the Diet, inside the hospital 
- 議院【ぎいん】 - parliament, congress, diet, house (of parliament, etc.), chamber 
- 医院【いいん】 - doctor's office, doctor's surgery, clinic 
- 人事院【じんじいん】 - National Personnel Authority 
- 二院【にいん】 - the two houses of legislature