What? Where?! 何？どこ？！
Kiyosumi-Shirakawa Quiz
Our first night (dusk) image, that was a hint by itself.
Yes, it is a shrine lantern! chochin 提灯
For Shirasasainari Jinja 白笹稲荷神社 in Shirakawa 3 by the shotengai
Quiz prize delivery thanks to ARTICHOKE
Updated 2016.3.21 PM after location discovered here