December 17: Teases new time information for the anime is at 24:00 (JST) (effectively December 18 at 12:00 MN (JST)).
December 18: A new teaser PV has been released with the 2022 premiere, along with Hitori Gotoh's key visual and voice actor, Yoshino Aoyama has been revealed.
2022[]
January 15: Teases new date information for Nijika's voice actor is on January 18.
January 17: Teases new time information for Nijika's voice actor is at 24:00 (JST) (effectively January 18 at 12:00 MN (JST)).
March 27: The first event of AnimeJapan 2022 was held from 02:00 PM (JST) to 02:30 PM (JST).
April 19: A local report of the first event has been released in Manga Time Kirara MAX June 2022 issue.
May 19: The character designs of Kessoku Band have been revealed and it was updated on the official website.
June 17: A solo interview for Hitori's voice actor, Yoshino Aoyama has been released in Manga Time Kirara MAX August 2022 issue.
July 4: Teases new date information for the anime is on July 11.
July 10: Teases new time information for the anime is at 24:00 (JST) (effectively July 11 at 12:00 MN (JST)).
July 11: A new key visual has been released with October 2022 premiere.
July 20: The second event of Kyoto International Manga Anime Fair 2022 was announced to be held on September 18.
August 1: The third event of Aniplex Online Fest 2022 was announced to be held on September 24.
August 12: The third event of Aniplex Online Fest 2022 about the performer is revealed as Hitori's voice actor, Yoshino Aoyama.
August 15: A new announcement for the anime with the fourth volume is on August 19.
August 19: Bocchi the Radio! and the character voice of Kessoku Band from the fourth volume has been announced.
September 5:
The fourth event of the ABEMA Special Program titled "BOCCHI STATION" was announced to be held on September 14, along with new information for the anime.
The third event of Aniplex Online Fest 2022 about a timeslot is revealed at 01:00 PM (JST).
September 7: Bocchi the Radio! was released on Onsen and the official Aniplex YouTube channel.
September 8: The official Instagram account for the anime is now open.
September 9:
An interview with the creator was released in Animedia October issue.
The fifth event of KPF 2022 titled "NUMBER BOCCHI" was announced to be held on November 27.
September 14:
The fourth event of the ABEMA Special Program was held from 08:00 PM (JST) to 09:00 PM (JST).
New information for the anime has been revealed as a main key visual, new airdate as October 9, an opening single, a prescreening event of Shinjuku Wald 9, and the first PV.
September 18: The second event of Kyoto International Manga Anime Fair 2022 was held from 01:20 PM (JST) to 02:00 PM (JST).
September 21*: Crunchyroll licensed the anime series for outside of Asia.
September 24:
The third event of Aniplex Online Fest 2022 was held from 01:00 PM (JST) onwards until 02:00 PM (JST).
A special program was announced to premiere on TOKYO MX and other network stations on October 2.
September 26: Plus Media Networks Asia licensed the anime series for Southeast Asia.
October 2: A special program premiered on TOKYO MX and other network stations.
October 4: Episode 1 synopsis and screenshot have been released on the official website.
October 5: A prescreening event of Shinjuku Wald 9 was held from 07:00 PM onwards.
October 7: Episode 1 web preview has been released on Twitter and YouTube.
The insert song of the fifth episode "Guitar to Kodoku to Aoihoshi" has been released on digital streaming services. Lyric and performance videos were also released on YouTube.
November 8: Episode 6 synopsis and screenshot have been released on the official website.
November 11: Episode 6 web preview has been released on Twitter and YouTube.
The third ending song "Nani ga Warui" has been released on digital streaming services.
The insert song of the eighth episode "Ano Band" has been released on digital streaming services. Lyric and performance videos of the song were also released on YouTube.
The fifth event of KPF 2022 was held with a timeslot that is currently unknown.
November 29: Episode 9 synopsis and screenshot have been released on the official website.
December 2: Episode 9 web preview has been released on Twitter and YouTube.
December 20: Episode 12 synopsis has been released on the official website. Contrary to other episode previews, screenshots are not included.
December 23: Episode 12 web preview has been released on Twitter and Youtube.
December 24:
A special recap episode titled "Gotoh Futari no Oneechan Kaisatsu Nikki (Futari Gotoh's Sister Observation Diary)" premiered in Japan in conjunction of the final episode premiere.
A special broadcast event premiered in ABEMA at 10:00 PM (JST) featuring Kessoku Band's voice actresses.
Insert songs of the twelfth episode "Wasurete Yaranai" and "Seiza ni Naretara" have been released on digital streaming services. Lyric and performance videos also were released on YouTube.
Kessoku Band has been released on digital streaming services and also digital album platforms.
December 28:
Blu-ray & DVD Volume 1 of the anime have been released in Japan.
Kessoku Band album has been released physically in Japan.
2023[]
January 24: GINZA ROCK YOU program premiered on Yamaha Japan YouTube channel featuring Haruna Mori as a presenter and Yoshino Aoyama as a guest as part of the series collaboration with Yamaha.
January 25: Blu-ray & DVD Volume 2 of the anime has been released in Japan.
February 1: Bocchi the Radio! is nominated for four categories in Aniradi Award 2022.
February 4: Blu-Ray & DVD release event has been held in Akihabara, Tokyo featuring Yoshino Aoyama and Sayumi Suzushiro.
February 10: Kessoku Band album is certified gold by the Recording Industry Association of Japan (RIAJ) for achieving more than 100.000 physical sales.
February 12: Blu-Ray & DVD release event has been held in Osaka featuring Yoshino Aoyama and Saku Mizuno.
February 19: Blu-Ray & DVD release event has been held in Sendai featuring Yoshino Aoyama and Ikumi Hasegawa.
February 22: Blu-ray & DVD Volume 3 of the anime has been released in Japan.
February 24: The series special event in AnimeJapan 2023 titled "「BOCCHI・IN・JAPAN」in AJ2023" was announced to be held on March 26.
February 26: The series won Anime of the Year and seven other categories in the 9th Anime Trending Award.
March 11: The final episode of Road to Guitar Hero is released on the official Aniplex YouTube channel.
March 18:
SPECIAL STUDIO LIVE performance of Seishun Complex is broadcasted in three big screen venues, each in Tokyo, Osaka, and Nagoya. The video is also uploaded to the official Aniplex YouTube channel.
A new visual of the special event "Bocchi the Rock desu." is revealed shortly after the broadcast.
March 19: Bocchi the Radio! special event was held in Kamijo Memorial Hall, Showa University, Tokyo featuring Kessoku Band's voice actresses.
March 22: Blu-ray & DVD Volume 4 of the anime has been released in Japan.
March 26: The event "「BOCCHI・IN・JAPAN」in AJ2023" was held in AnimeJapan 2023.
March 29: Bocchi the Radio! won three categories in the 8th Aniradi Awards, including Radio of the Year. Yoshino Aoyama was present to receive the awards.
April 23: A special event titled "Bocchi the Rock! desu." was held in Hulic Hall, Tokyo.
April 26: Blu-ray & DVD Volume 5 of the anime has been released in Japan.
April 29: Screening of Special Studio Live version of "Flashbacker" was held at the three big screens in Shinjuku Yunika Vision, Osaka Tombori Station, and Nagoya NAGY. The video is made available on YouTube shortly after.
May 21: A concert event titled "Kessoku Band LIVE -Kousei-" was held in Zepp Haneda, Tokyo.
May 22: The single "Hikari no Naka e" has been released on digital streaming services.
May 24:
Blu-ray & DVD Volume 6 of the anime has been released in Japan.
The first single "Hikari no Naka e" has been released physically in Japan.
