History
| 1969 | 7 | Established Hokkaido Tourist Center Co.,Ltd（HTC）. Haruo Inoue take office as first President. |
| 1970 | 7 | Join the All Nippon Travel Agents Association (ANTA). |
| 1988 | 11 | Yoko Inoue take office as second President. |
| 2003 | 4 | Kanji Inoue take office as third President. |