Searching the Kitsu catalog…
ฤดูร้อน 2014 | 1 ตอน
An OVA bundled with the 7th manga volume. Suguru Koshigaya, the brother of Komari and Natsumi, wins the grand prize in a lottery draw. The prize appears to be a ticket for four to Okinawa. As the girls are nervous for their trip, they prepare for their journey.
ฤดูใบไม้ผลิ 2015 | 1 ตอน
OVA bundled with 12th manga volume. The OVA includes a popular chapter that was not adapted in the TV series. (Source: MAL News, edited)
ฤดูร้อน 2012 | 1 ตอน
OVA released with the 9th volume of the manga.
ฤดูร้อน 2016 | 1 ตอน
An OVA bundled with the tenth manga volume.
ฤดูใบไม้ร่วง 2011 | 2 ตอน
According to Weekly Shonen Sunday, a new OVA of manga "Major" was announced to be released in December. The World Series chapter, which was skipped in the TV series, will be animated. This OVA will be the final anime of Major. (Source: Scan of WSS)
ฤดูใบไม้ร่วง 2012 | 1 ตอน
Minami-ke OVA bundled with the 10th volume of the manga.
ฤดูร้อน 2007 | 3 ตอน
A series of OVA episodes released with the limited edition manga volumes.Episode 01: What You Gave Me (Anata ga Watashi ni Kureta Mono) Kokonoe, Usa, and Kagami go shopping for a present for Sensei. Eventually Kokonoe decides to make one and they all end up spending the night at her house. Along the way we learn more about Usa's love for Reiji, Kagami's love for Kokonoe, and Kokonoe's love for Sensei. Episode 02: Kuro-chan, Shiro-chan (Kuro-chan to Shiro-chan) Kuro-chan tries to become friends with Shirai-sensei.Episode 03: A Child's Summer Time (Kodomo no Natsu Jikan) The girls, Aoki and Houin go into the country to visit Aoki's family.
