沿革
2019年7月
建設開始
![obe](https://oita-bio.com/wp-content/themes/obe/assets/img/history/1.jpg)
![obe](https://oita-bio.com/wp-content/themes/obe/assets/img/history/2.jpg)
![obe](https://oita-bio.com/wp-content/themes/obe/assets/img/history/3.jpg)
2021年5月
受電開始
![obe](https://oita-bio.com/wp-content/themes/obe/assets/img/history/4.jpg)
![obe](https://oita-bio.com/wp-content/themes/obe/assets/img/history/5.jpg)
2021年7月
営業運転開始
![obe](https://oita-bio.com/wp-content/themes/obe/assets/img/history/6.jpg)
![obe](https://oita-bio.com/wp-content/themes/obe/assets/img/history/7.jpg)
![obe](https://oita-bio.com/wp-content/themes/obe/assets/img/history/8.jpg)