Anniversaries/February 1
From Sonic Retro
February 1 (add)
- 1998 — How to Draw Sonic the Hedgehog & the Gang, a book, is published in North America.
- 2004 — "Okashina Okashina Spy Daisakusen", the 44th episode of Sonic X, airs in Japan.
- 2012 — Issue #233 of the Sonic the Hedgehog comic book series by Archie Comics and Issue #2 of Sonic Super Special Magazine are released in North America.
- 2015 — The Sonic the Hedgehog amiibo is released in North America.
- 2018 — Sonic the Hedgehog CD is made available for the Sega Forever service for Android devices in North America, Europe, and Australia and for iOS in North America and Europe.
- 2019 — Dr. Robotnik's Mean Bean Machine and Sonic 3D Blast are released for Mac OS X and Linux devices through Steam in North America, Europe, and Australia.
- 2021 — The Sonic Prime series is announced by Netflix.