Also known as: プロジェクトセカイ, prsk_FA, プロセカ, pjsekai, prsk, pjsk, Hatsune_Miku:_Colorful_Stage!, プロセカ衣装デザイン, pjsk_FA, prsk_HL, prsk_NL, prsk_GL, prsk_BL, 腐ロセカ, 百合セカ, プロセカ男女CP
A mobile rhythm game featuring the Piapro family and other original characters. Developed by Colorful Palette and SEGA.
It has two commissioned theme songs for its launch, Sekai (Vocaloid) and Wah Wah World (Vocaloid).
About two songs are commissioned each month from known Vocaloid producers.
Characters
Leo/Need (Project Sekai)
MORE MORE JUMP! (Project Sekai)
Vivid BAD SQUAD (Project Sekai)
Wonderlands X Showtime (Project Sekai)
25-ji, Nightcord de.
Virtual Singers
Supporting Characters
- Akiyama Yuuki
- Aoyagi Harumichi
- Asahina Mafuyu'S Father
- Asahina Mafuyu'S Mother
- Cedric (Project Sekai)
- Higure Arisa
- Iori (Project Sekai)
- Jean Riley
- Kigurumi-San (Project Sekai)
- Kotaki Nagi
- Kotaki Taiga
- Kousaka Saku
- Mary (Project Sekai)
- Mita Kotaro
- Mochizuki Haru
- NeneRobo
- Ootori Hinata
- Ootori Keisuke (Project Sekai)
- Ootori Kounosuke
- Ootori Rakunosuke
- Ootori Shousuke
- Phenny (Project Sekai)
- Saitou Ayaka (Project Sekai)
- Seiryuuin Sakurako
- Shinonome Shinei
- Slade (Project Sekai)
- Stuffed Bunny (Project Sekai)
- Tofu (Project Sekai)
- Tono Arata
- Yamada (Project Sekai)
- Yoisaki Kanade'S Father
- Yoisaki Kanade'S Mother