Kotoba Asobi

 (コトバアソビ Word Play) is the fourth full-length album by TRUE. It with "MUSIC" serving as the album's title track. The physical release comes in two versions: a limited CD+Blu-ray edition (LACA-35886) and a regular edition (LACA-15886). "MUSIC" was released on July 15 as a pre-release single with the official music video premiering on the same day.

The album features a total of 13 songs including the ending theme song "Another colony" for the TV anime That Time I Got Reincarnated as a Slime, the theme song "WILL" for the movie Violet Evergarden, and the English version of the opening theme song "Sincerely" for TV anime Violet Evergarden.

The Blu-ray comes with a video footage from the ''TRUE Live Sound! vol.4: Progress'' at Nakano Sun Plaza on January 17, 2021.

CD

 * 1) "MUSIC"
 * Lyrics: Karasawa Miho
 * Music & Arrangement: Tomita Kazuki (SUPA LOVE)
 * 1) "Blast!"
 * Lyrics: Karasawa Miho
 * Music & Arrangement: Kato Yusuke
 * 1) "Another colony"
 * Lyrics: Karasawa Miho
 * Music: Nakano Ryota
 * Arrangement: BBC
 * 1) "Sora ni Yomu Monogatari" (空に読む物語)
 * Lyrics: Karasawa Miho
 * Music & Arrangement: Tomita Kazuki (SUPA LOVE)
 * 1) "inorganic"
 * Lyrics: Karasawa Miho
 * Music: Kubota Shingo (Jazzin'park), Kurihara Satoru (Jazzin'park)
 * Arrangement: Kubota Shingo (Jazzin'park)
 * 1) "Acceleration"
 * Lyrics: Karasawa Miho
 * Music & Arrangement: Kanda John
 * 1) "Reboot!" (リブート！)
 * Lyrics: Karasawa Miho
 * Music: siji
 * Arrangement: Watanabe Kazunori
 * 1) "Jojoushi to Romance" (叙情詩とロマンス)
 * Lyrics: Karasawa Miho
 * Music & Arrangement: Yamashita Yosuke
 * 1) "Stella" (ステラ)
 * Lyrics: Karasawa Miho
 * Music & Arrangement: h-wonder
 * 1) "Boku no Naka no Kimi e" (僕の中の君へ)
 * Lyrics: Karasawa Miho
 * Music & Arrangement: Yamashita Yosuke
 * 1) "Storyteller"
 * Lyrics: Karasawa Miho
 * Music & Arrangement: Tsunami Kohei
 * 1) "WILL"
 * Lyrics: Karasawa Miho
 * Music & Arrangement: Evan Call
 * 1) "Sincerely" (English version)
 * Lyrics: Karasawa Miho
 * Music: Horie Shota
 * Arrangement: Horie Shota, Evan Call
 * English translation: Lynne Hobday

Blu-ray

 * "TRUE Live Sound! vol.4: Progress" Live Video
 * "Reimei" (黎明)
 * "Lonely Queen's Liberation Party"
 * "Another colony"
 * "Owaritai Sekai" (終わりたい世界)
 * "Namae no Nai Kuufuku (名前のない空腹)
 * "Dear answer"
 * "Stella" (ステラ)
 * "memento"
 * "Sincerely"
 * "Blast!"
 * "Bunshin" (分身)
 * "Tsugi no Boku e" (次の僕へ)
 * "Soundscape" (サウンドスケープ)
 * "WILL" - "Mirai no Hito e" (未来のひとへ)
 * "BUTTERFLY EFFECTOR"
 * "Storyteller"
 * "DREAM SOLISTER"