Tenka Toitsu A to Z☆

is a song by Pastel*Palettes.

It is the title track for their 4th single, with Wonderland Girl as the coupling track. It was released on February 20, 2019. The Blu-ray edition includes the 10th to 18th episodes of the mini-anime BanG Dream! Girls Band Party!☆PICO.

It is the gift song, and was one of the challenge songs for the event Unwavering Will, Blazing Bushido. It was also later used as one of the challenge songs for the event Summer, Slow Summer.

It was written by Oda Asuka and arranged and composed by Tomaru Ryota.

Video
Preview = Short CM=

Chart Performance

 * On February 19, 2019, Tenka Toitsu A to Z☆ ranked 5th in the daily singles ranking in Oricon.
 * The single achieved achieved 7th place in the weekly ranking.
 * The single stayed in the weekly charts for 10 weeks.

Live Performances

 * February 22, 2019: Genesis
 * July 13, 2019: Heaven and Earth Day 1
 * January 27, 2020: Pastel✽Palettes Special Live ~Manmaru Oyamani Irodori Special☆~ (ft. Hata Sawako)
 * August 23, 2020: Special Live ~Summerly Tone♪~
 * February 27-28, 2021: Pastel✽Palettes Sound Only Live "Flowerful✽"