Compulsory Insurance (Current)
jidousha songai baishou sekinin hoken shoumeisho (kyuu) 自動車損害賠償責任保険証明書 (旧)
It is actually called jibaiseki (自賠責) for short. You'll need to take this to the rikuunkyoku (陸運局) and should be located in your glove compartment with your Current Vehicle Inspection Certificate, jidousha kensashou (自動車検査証.) The compulsory insurance forms are usually in a clear zip-lock bag.
jidousha songai baishou sekinin hoken shoumeisho (kyuu) 自動車損害賠償責任保険証明書 (旧)
It is actually called jibaiseki (自賠責) for short. You'll need to take this to the rikuunkyoku (陸運局) and should be located in your glove compartment with your Current Vehicle Inspection Certificate, jidousha kensashou (自動車検査証.) The compulsory insurance forms are usually in a clear zip-lock bag.