Standing Double

 is the sixth single by Zettai Chokkyuu Joshi! Playballs. It was released on March 7, 2018, and peaked at #27 on the Oricon single chart.

Type-A CD

 * 1) Standing Double
 * 2) Zettai Chokkyuu Shoujo-tai (絶対直球少女隊)
 * 3) Guu Roman (ぐうロマン)
 * 4) Standing Double instrumental
 * 5) Zettai Chokkyuu Shoujo-tai (絶対直球少女隊) instrumental
 * 6) Guu Roman (ぐうロマン) instrumental

Type-B CD

 * 1) Standing Double
 * 2) Zettai Chokkyuu Shoujo-tai (絶対直球少女隊)
 * 3) Guu Roman (ぐうロマン) Shinozuka Tsugumi ver.
 * 4) Standing Double instrumental
 * 5) Zettai Chokkyuu Shoujo-tai (絶対直球少女隊) instrumental
 * 6) Guu Roman (ぐうロマン) instrumental

Type-C CD

 * 1) Standing Double
 * 2) Zettai Chokkyuu Shoujo-tai (絶対直球少女隊)
 * 3) Guu Roman (ぐうロマン) Mizuki Ayame ver.
 * 4) Standing Double instrumental
 * 5) Zettai Chokkyuu Shoujo-tai (絶対直球少女隊) instrumental
 * 6) Guu Roman (ぐうロマン) instrumental

Type-D CD

 * 1) Standing Double
 * 2) Zettai Chokkyuu Shoujo-tai (絶対直球少女隊)
 * 3) Guu Roman (ぐうロマン) Oku Airi ver.
 * 4) Standing Double instrumental
 * 5) Zettai Chokkyuu Shoujo-tai (絶対直球少女隊) instrumental
 * 6) Guu Roman (ぐうロマン) instrumental

Type-E CD

 * 1) Standing Double
 * 2) Zettai Chokkyuu Shoujo-tai (絶対直球少女隊)
 * 3) Guu Roman (ぐうロマン) Kihara Miku & Onomura Kaho ver.
 * 4) Standing Double instrumental
 * 5) Zettai Chokkyuu Shoujo-tai (絶対直球少女隊) instrumental
 * 6) Guu Roman (ぐうロマン) instrumental

Featured Members

 * Oku Airi
 * Shinozuka Tsugumi
 * Mizuki Ayame
 * Kihara Miku
 * Onomura Kaho