Sunny With A Chance of SmilesSunny With a Chance of Smiles; Hare Tokidoki Egao; Sunny Sometimes Smile; 晴れ時々笑顔

A Weathering With You doujinshi from Comiket 96. Melonbooks: https://www.melonbooks.co.jp/detail/detail.php?product_id=556662 Toranoana: https://ec.toranoana.jp/tora_r/ec/item/040030769809/