S1.E1 ∙ Ohayô sân

The story about a girl whom her mother ran away with a lover so she went to live with her grandma whom she never knew in her hotel, then she found herself responsibile for all the work and to started a new life.

A mysterious and powerful alien girl, Elle, sends invitations to all of Ataru's friends to attend her wedding ceremony to non other than Ataru himself, to the surprise of everyone, and to the rage of Lum, Ataru's possessive alien lover.

The story is set in the same Hinamizawa village as the previous stories, but in this OVA, the village has been completely sealed off due to a mysterious virus, and Keiichi and Rena must deal with the outbreak.

The Raimon Junior High soccer team, led by the protagonist Endou Mamoru, aims to win the national tournament, Football Frontier. Thanks to the efforts of legendary striker Gouenji Shuya, who joins the team, they beat strong schools and make it through the regional qualifiers despite fierce battles. With their former rival, Teikoku Gakuen's genius game maker Kidou Arihito, now on board, Raimon Junior High School advances to the finals, but they are faced with the overwhelming strength of Zeus Junior High!.

Love is love. Someday, the pain of being in love will be an endearing memory. No matter who the feelings are towards, no matter what form it takes, all love and lifestyles have the same value. An omnibus anime tells the stories of "The wedding of an ex", "a student and a teacher at an all-boys' school" and "childhood friends whose bodies and hearts change with adolescence."