Here’s an anouncement that I received in an e-mail from the Kumamoto City International Foundation*

■Nabega-taki(waterfall) lighting-up Nabega-taki is a beautiful waterfall which you can go behind. Time period: Sat., 2nd. ~ Wed., 6th. May. 17:00~21:00 Place: Nabega-Taki (Oguni Town) Cost: 200yen Access: JR Aso Station → Michino-eki Oguni Yuu Statio (about 1 hour by bus) *It takes about 15 minutes by taxi For more information: Oguni Town Office Information Division (TEL: 0967-46-2113) *Japanese language only

The picture you see is from

https://retrip.jp/articles/1697/