Watarirouka Hashiritai (渡り廊下走り隊, Watarirō-ka Hashiri-tai, Corridor Running Team) was a Japanese female idol group, and a subgroup of Japanese female idol group AKB48. Under Pony Canyon, the group debuted in January 2009 with the double A-side single "Hatsukoi Dash/Aoi Mirai."