Bouldering + Karaoke = Boulkara
http://www.spoon-tamago.com/2015/12/11/new-japanese-karaoke-bouldering-facility-wants-you-to-climb-while-you-sing/
Jumbo Karaoke Hiroba, commonly known as Jankara, is a Kansai-based operator of Karaoke joints with about 140 locations throughout Japan. On December 11, 2015, they announced that they had opened an entirely new concept of karaoke rooms that replace seating with a climbing wall, creating an entirely new and grueling activity called "boulkara."
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