How Not To Summon The Demon Lord Season 2 Confirms That The Launch Window, With An Initial Trailer How not to summon a demon lord season 2 How not to summon the Demon Lord , he made his debut in the first trailer, and it was opened to the release window for Season 2! Officially titled, "How Not to summon the Demon Lord and the Omega," the first episode of the fan-favorite series has confirmed that it will officially debut in April of next year, as part of the 2021 spring anime season. In addition, Crunchyroll has confirmed that it will be sent to the new season, along with the release date in Japan. In fact, she made her debut in the English-language version of the first trailer with subtitles. How to call for a Demon Lord , in the Omega will have to undergo a few changes in the second season, to debut in April 2021. Thanks to the new director, Satoshi Kuwabara be the new, Tezuka Productions, and Okuru e to Noboru production, there will be a number of new cast additio