| 受取地代家賃 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 受取地代家賃、営業外収益 | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| 地代家賃 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/cmd/role/label | http://www.xbrl.org/2003/role/link |
| Rental income from land and buildings | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Rental income from land and buildings - NOI | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Rental income from land and buildings | en | http://disclosure.edinet-fsa.go.jp/jppfs/cmd/role/label | http://www.xbrl.org/2003/role/link |