Hachi the cat finds most things monotonous, but at the top of his list is high school and all that comes with it. But when Aoi the lizard–a quiet, high-achieving transfer student–arrives, Hachi catches a glimpse of a brighter, more colorful life. If Hachi can help Aoi open up, unlocking new feelings in the process, maybe his life won’t be so bland, after all.
Monotone Blue has finished publishing and it has 9 Chapters. It is also Known as: モノトーン・ブルー, Monotone Blue
Genres: Romance , Slice of Life , Anthropomorphism , Shounen Ai , School Life
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Top 5 Manga Like Monotone Blue [2026 List]
5. Inukei no Kareshi
Kentarou is a gruff and stoic dogman who can't help but wag his tail whenever he sees his boyfriend, Inukai. Despite his stern exterior, he's an affectionate and doting boyfriend. Along with coworker Nekomiya and his feline boyfriend Shimada, Kentarou and Inukai enjoy days filled with sappy partners and heaps of affection!
My Boyfriend Is a Dog has finished publishing and it has 21 Chapters. It is also Known as: 犬系の彼氏, Inukei no Kareshi
4. Oji-san to Neko to Shoujo
It is the Taisho period. A straight-laced man named Shougo works as a teacher for an all girls school, and lives with his black cat named Kuroi-san. Then one day, his nephew brings him a tight-lipped servant who doesn't talk. Is this beginning of a curious, and slightly warm life of a man, a cat, and a girl?
Mister and Cat and GIrl has finished publishing and it has 38 Chapters. It is also Known as: おじさんと猫と少女, Ojisan to Neko to Shoujo, Oji-san to Neko to Shojo
3. Tora wa Ryuu wo Mada Tabenai
In a distant place, on a certain mountain, a young dragon has been captured by a beautiful female tiger. The two, who were prey and predator, begin a journey to find a way for two animals with very different life spans to live by each other's sides.
The Tiger Won't Eat the Dragon Yet. is currently publishing and has Chapters. It is also Known as: 虎は龍をまだ喰べない。, The Tiger Still Don't Eat the Dragon, Tora wa Ryuu o Mada Tabenai, 龙是虎的储备粮。, 호랑이는 용을 아직 먹지 않는다
2. Kimi wo Mawashitai.
One day, a tiny girl named Shina appeared inside a roll of toilet paper in the Yamaguchi's residence toilet. She made a stunning impression on a typical middle school student, Nobuo.
"What if I use up all of the paper? Would I be able to see her... na... na... naked?!"
It's the beginning of a story about love, lust and... a sh*t ton of other adventures!
Kimi wo Mawashitai. has finished publishing and it has 39 Chapters. It is also Known as: 君を回したい。, Kimi wo Mawashitai.
1. Monotone Blue
Hachi the cat finds most things monotonous, but at the top of his list is high school and all that comes with it. But when Aoi the lizard–a quiet, high-achieving transfer student–arrives, Hachi catches a glimpse of a brighter, more colorful life. If Hachi can help Aoi open up, unlocking new feelings in the process, maybe his life won’t be so bland, after all.
Monotone Blue has finished publishing and it has 9 Chapters. It is also Known as: モノトーン・ブルー, Monotone Blue
