Riko Kohinata has never been particularly interested in romance. However, she doesn't make a big deal about it, unwilling to admit it to herself or others. One day, while studying at her classmate Tomoka's house, a young girl wearing a school backpack comes in! It turned out that Tomoka has a younger sister who's an elementary school student. Riko is so captivated by the cute little girl that time seems to stand still, but the younger sister reacts to Riko with hostility instead…
A heartwarming story of a high school girl who loves children and an elementary school girl who wants to grow up. This age-gap girls' love comedy is about to begin!
A Blooming Complex It is also Known as: 咲きそめコンプレックス, Sakisome Complex
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Top 5 Manga Like A Blooming Complex (Sakisome Complex) [2026 List]
5. Ki wo Tsuke na yo, Onee-san.
The OL Tae Honda went swimming at the community pool, but her lack of exercise caused her to cramp up in the water, when she was saved by a tall, beautiful girl Mai Igarashi. Feeling attracted to her savior as she left the the pool, Tae saw Mai come out carrying an elementary school backpack…
Be Careful, Onee-san. has finished publishing and it has 36 Chapters. It is also Known as: 気をつけなよ、お姉さん。, Kiwotsuke na yo, Onee-san., Big Girl and Small Girl (Serialization)
4. Yuri Seijin Naoko-san
The surreal gag manga follows a quiet, timid girl named Misuzu whose older sister Naoko is returning from studying aboard. However, when she hurries home to meet her sister, Misuzu instead encounters Naoko-san, the strange alien from Yuri-sei (Yuri Planet) who loves eroticism, yuri, and girls.
Yuri Seijin Naoko-san has finished publishing and it has 110 Chapters. It is also Known as: 百合星人ナオコサン, The Yurian Naoko-san, Yuri Seijin Naokosan, Yurian Naokosan
3. Joshi Shougakusei Hajimemashita
A 30-year-old salary man makes a wish to be a girl. A chanting object runs toward him, and the next thing he knows he has became a loli elementary school girl.
Joshi Shougakusei Hajimemashita has finished publishing and it has 63 Chapters. It is also Known as: 女子小学生はじめました, Joshi Shougakusei Hajimemashita
2. Majo to Houki to Kurobuchi Megane
This is the story of two girls. Rhianna and Noriko. One day Rhianna moves in next door to Noriko and they soon become friends. Rhianna comes from a family with a magical background, yet she struggles to do even the most basic spells. This leads Noriko to assume she’s just cosplaying as a witch. She also lacks everyday common sense and knowledge. Noriko on the other hand is pretty level headed, but likes... really likes cute things.
Majo to Houki to Kurobuchi Megane has finished publishing and it has 45 Chapters. It is also Known as: 魔女とほうきと黒縁メガネ, The Witch, The Broom, and The Black-rimmed Glasses, Witch and Broom and Black-rimmed Glasses, Majyo to Houki to Kurobuchi Megane
1. Yuzumori-san
Mimika-san (Mimika Noma) and Yuzumori-san are friends.
One day when running to High-school (2nd year) Mimika spotted a young girl playing with a cat. The young girl instantly captivated her, so she approached her and in panic stated that she was not a suspicious person. The young girl ran away.
Later Mimika noticed that she dropped her wallet and went looking for it. The young girl sees this and helps her look for it. So begins Mimika's friendship with a elementary school girl (4th year).
Yuzumori-san has finished publishing and it has 33 Chapters. It is also Known as: 柚子森さん, Miss Yuzumori
