Kirk here. I found this on Explore Kumamoto at the following address:

https://www.facebook.com/explorekumamoto/posts/4784592078231652

The Explore Kumamoto post has the following information that seems to get cut off when I share the share:

Koheiji Temple, Kumamoto 0968-36-4030 https://maps.app.goo.gl/7n4bfUF7rKAswktq8

My wife went to Kimbozan (金棒山; also romanized as Kinbozan, Kimpozan, and Kinpozan) recently and said that colors were just starting to turn and that the next weekend would probably be best. ‘Tis the season for momijigari (紅葉狩り; fall color hunting). :)