In addition to their activities as a band, the members of Tokio also act in dozens of dramas and host variety programmes, both as a group and individually.

The group's name "Tokio" was the old English romanization for Japan's capital Tokyo, and remains the current transliteration in several European languages.

Bassist Tatsuya Yamaguchi was kicked out of the band in May 2018 following a sexual harassment scandal involving a high-school-aged girl.

[3] At one point, they also called themselves 'JURIA', combining their names using Joshima's "J", "URI" from the melon-shape of Yamaguchi's face, and rhythm-guitarist member Takehito Asakura's "A".

During this time, Joshima underwent negotiations with Johnny Kitagawa himself into allowing Yamaguchi to join the band, and soon he became an official member as well.

Throughout the rest of the decade, Tokio released 18 more singles and four more studio albums: Bad Boys Bound, Blowing, Wild & Mild, and Graffiti.

Since the release of the single "Ding Dong / Glider" in late 2002, the promotional videos for Tokio songs are directed by Masahiro Matsuoka.

was used as the theme song for JR Central's Nozomi train services on the Tōkaidō & San'yō Shinkansen lines.

[1] In 2004, Taichi Kokubun took a leave from Tokio to form the temporary music unit Toraji Haiji with KinKi Kids member Tsuyoshi Domoto.

[9] On 11 August 2010, they released the single "NaNaNa (Taiyo Nante Irane)", written by Kōji Tamaki and arranged by Anzen Chitai.

Next they released the single "Miageta Ryūsei", which was used as the theme song for Kōkōsei Restaurant, a drama starring Matsuoka.

Ahead of the Plus tour, which ran from March to May 2011, Tokio released their first digital single, "Plus", on dwango.jp for a limited time.

[12] On 25 April 2018, news broke that Yamaguchi had been referred to prosecutors for allegedly kissing a girl against her will at his home in February 2018.

[17] On 1 April 2021, the 3 remaining members established a new company called Tokio Co., Ltd., an affiliate to Johnny & Associates.

[18] On 2 October 2023, it was informed that Joshima would become plenipotentiary president and CEO of the company, taking over the role held by Julie K. Fujishima.

On March 4, 2024, it was announced that TokiTabi would end its run due to the network's spring schedule reorganization.

Below is a list of individual performances: As of November 2013, Tokio is involved in a nationwide advertising campaign promoting rice from Fukushima Prefecture.