The gameplay in Da Capo III follows a branching plot line which offers pre-determined scenarios with courses of interaction, and focuses on the five female main characters.

Throughout gameplay, the player is given multiple options to choose from, and text progression pauses at these points until a choice is made.

It suddenly blooms once again to their surprise, and all receive an unknown text message from the distant past telling them to fulfill a promise.

Kiyotaka encourages Aoi to face the future, but they fail to dissipate the fog at the end of April 1951, causing them to loop once again.

Aoi tells everyone about the problem in chapter Da Capo, and the spell is dissipated with the help of everyone in Weather Vane, sending Sakura back to future.

Character design and art direction for the game was split between two artists: Natsuki Tanihara and Yuki Takano.

[3] Da Capo III was released on April 27, 2012 in limited and regular editions, playable as a DVD for Windows and is rated for ages 15 and up.

An updated version of the original game with additional story and visuals titled Da Capo III R was released on May 24, 2013 for Windows and is rated for ages 15 and up.

The show is hosted by the voice actresses of the five heroines in Da Capo III: Erika Kaihō as Aoi Hinomoto, Mikoi Sasaki as Himeno Katsuragi, Emi Nitta as Ricca Morizono, Ui Miyazaki as Charles Yoshino, and Chiyo Ousaki as Sara Rukawa.

[10] A manga adaptation illustrated by Yuka Kayura began serialization in the May 2012 issue of Kadokawa Shoten's Comptiq magazine.

[11] A second manga illustrated by Nonoka Hinata began serialization in the September 2012 issue of ASCII Media Works' Dengeki G's Magazine.

The four opening themes are: "Da Capo III (Kimi ni Sasageru Ai no Mahō)" (ダ・カーポIII 〜キミにささげる あいのマホウ〜) by Yozuca, "Hajimari no Uta" (ハジマリノウタ) by No Life Negotiator, "Shiny Steps!!"

The opening theme for the anime is "Sakura Happy Innovation" (サクラハッピーイノベーション) by Emi Nitta, Ui Miyazaki, Mikoi Sasaki, Chiyo Ousaki, and Erika Kaiho.

[15] In 2012, Da Capo III went on to rank three times in terms of national sales of PC games in Japan.