On July 14th, moumoon vocalist YUKA updated her Twitter with a photo of herself and singer-songwriter Rie fu!

Rie fu opened an exhibit on July 12th for her paintings, where visitors can purchase her works through a fundraising auction. "At the gallery now! With Rie-chan," she tweeted cheerfully during her visit, and attached� a picture of the two smiling for the camera.

Fans commented, "How long is this going to be??", "I went yesterday, but I wonder if I should've gone today if YUKA-san came...", and "Today's a school day, so I can't come (?-_-?)"

Source: YUKA's Official Twitter