We've managed to restore 99% of our file loss earlier in the year, but it's now THE FINAL COUNTDOWN. Visit the wiki file request topic to help make Sonic Retro better than ever.

From Sonic Retro

Production Credits (Prope Staff)

Producer: Yuji Naka
Director: Shunsuke Kawarazuka
Main Programmer: Masakazu Miura
Art Director: Hiroyuki Yamamoto
Planners: Tomohiko Aita, Yusaku Yamanaka
Programmers: Junichi Takeda, Nobuhiro Obata, Makoto Azuma, Takehiro Iwata
Designers: Yoichi Hirakawa, Daisuke Takamori, Chika Kawaguchi, Junna Sato, Koki Tabi, Takeshi Ichimura, Mizuho Umezu, Naoki Taguchi, Mari Hamada, Hiroyuki Abe, Hidenori Oda, Yoshinao Oya, Ayako Tanaka, Takatoshi Kobari, Yoshinari Ukihashi, Yuta Otani, Takanobu Shindo
Planning Assistant: Megumi Ishihara, Yuki Kuramochi
Design Assistant: Kanako Uno, Chiaki Sumieda, Sayaka Ooa
Programming Supports: Naoya Kurihara, Tetsuro Oguro

Sound Staff

Sound Composer: Hiroyuki Yamamoto
Sound Creators: Masaharu Iwata (Basiscape Co. Ltd.), Mitsuhiro Kaneda (Basiscape Co. Ltd.), Noriyuki Kamikura (Basiscape Co. Ltd.), Azusa Chba (Basiscape Co. Ltd.), Miki Ito (Basiscape Co. Ltd.), Naofumi Hataya (Sega Co. Ltd.), Shinji Hosoe (Supersweep Co. Ltd.), Ayako Saso (Supersweep Co. Ltd.), Teruyoshi Kuysuna (Shoes), Fumitaka Shibata (Wave Master Co. Ltd.), Shigeharu Isoda (Wave Master Co. Ltd.)

Sega Corporation

Executive Supervisors: Masanao Maeda, Takayuki Kawagoe
Executive Producer: Okitane Usui
Producer: Hiroyuki Miyazaki
Director: Tetsuo Shinyu
Supervisors: Seijro Sannabe, Takeshi Shimizu
Project Manager: Toyohisa Hiwatari
Publicity: Mitsuru Takahashi, Takahumi Ueoro, Yusuke Watanabe
Public Relations: Yasushi Nagumo, Mariko Takeda
Business: Nobuhiro Tanaka
Manual: Yoshihiro Sakuta, Hiroki Oosawa, Toshiki Yamaguchi
Check Team: Akira Nishikawa, Akinobu Koechi, Nobuaki Konishi, Shunsuke Tomioka, Ryoko Sekiguchi, Yuya Sunaga
Developed By: Prope
Presented By: Sega