is a Japanese web manga series written and illustrated by Koume Fujichika. It was serialized on Akita Shoten's online platform ' from August 2021 to October 2023, with its chapters collected in four volumes.
Written and illustrated by Koume Fujichika, I'm in Love with the Older Girl Next Door was serialized on Akita Shoten's online platform ' from August 25, 2021, to October 4, 2023. Akita Shoten collected its chapters in four volumes, released from May 19, 2022, to December 20, 2023.
In October 2024, Seven Seas Entertainment announced that they had licensed the series for English publication beginning in March 2025.
The series was nominated for the 2022 Next Manga Award in the web manga category. It was again nominated for the same award in the following year.