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These books are ranked using the relationships labels extracted for 暗殺教室 21 [Ansatsu Kyōshitsu 21].
Relationships labels used: teacher-student relationships, mentor-student bond, classroom community, friendship, rivalry, found family, caregiving
Focused on “class loyalty” where exact label matches exist.
This does not mean the books share the same plot, setting, quality, or difficulty. It means their relationships embeddings are close.
![Cover of 暗殺教室 17 [Ansatsu Kyōshitsu 17] by Yusei Matsui](https://m.media-amazon.com/images/S/compressed.photo.goodreads.com/books/1450807764i/26169927.jpg)
A divided class settles its biggest moral split through a paintball showdown, then races into space for the next mission.
Why this is here
Relationships labels: teacher-student relationships · class loyalty · friendship rivalry · peer conflict · team loyalty · found family
Semantic match: ranked by relationships
Distance: 0.0742
![Cover of 暗殺教室 20 [Ansatsu Kyōshitsu 20] by Yusei Matsui](https://m.media-amazon.com/images/S/compressed.photo.goodreads.com/books/1464328021i/29542129.jpg)
As the end nears, a class of student assassins faces one last battle and one last goodbye to their extraordinary teacher.
Why this is here
Relationships labels: teacher-student relationships · found family · class bond · mentor-mentee · friendship · gratitude · loss and farewell · students and teacher
Semantic match: ranked by relationships
Distance: 0.0622
A rule-breaking seventh grader suspects his new teacher is hiding an impossible secret in this humorous school mystery.
Why this is here
Relationships labels: friendship · teacher-student relationship · peer teamwork · student alliance · parent-teacher tension · faculty dependence · rivalry · community support · protective group · mentor role
Semantic match: ranked by relationships
Distance: 0.0646
![Cover of 僕のヒーローアカデミア 12 [Boku No Hero Academia 12] by Kohei Horikoshi](https://m.media-amazon.com/images/S/compressed.photo.goodreads.com/books/1485848490i/32854622.jpg)
Class 1-A trains new signature moves, then faces a brutal provisional hero-license exam against rival schools.
Why this is here
Relationships labels: class teamwork · teacher student · rival schools · friendship · romantic tension · mentorship · protective bond · class loyalty
Semantic match: ranked by relationships
Distance: 0.1124
Athena builds Plato’s ideal city with time-displaced humans, slave children, robots, and a mortal Apollo among them.
Why this is here
Relationships labels: teacher-student relationships · sibling relationship · mentor relationship · friendship · romantic tension · sexual coercion · power imbalance · community parenting · shared marriages · group marriage
Semantic match: ranked by relationships
Distance: 0.0826
A gifted student returns to an eerie magical institute where language shapes reality and failure could remake the world.
Why this is here
Relationships labels: student-teacher rivalry · mentor-protégé · romance · pilot love interest · classmate distrust · peer support · familial leverage · protective friends · power imbalance
Semantic match: ranked by relationships
Distance: 0.0981
A gifted child in a fortified lab-cum-school faces a world-shaking truth as a fungal apocalypse closes in.
Why this is here
Relationships labels: teacher-student bond · found family · protective bond · caretaker dependency · mother surrogate · mentor relationship · group survival · trust under pressure · romantic tension · authority conflict
Semantic match: ranked by relationships
Distance: 0.1122
A detour through automail country leads the brothers into new bonds, hard truths, and the start of a painful origin story.
Why this is here
Relationships labels: siblings · mentor-student · childhood friends · romantic tension · family bond · chosen family · teacher and students · parent-child
Semantic match: ranked by relationships
Distance: 0.1149
At a mutant school under pressure, a radical student and his allies spark a dangerous revolt that tests every boundary.
Why this is here
Relationships labels: teacher-student conflict · mentor-student bond · love triangle · psychic affair · peer rivalry · student faction · family secret · adoption reveal · romantic tension · school community
Semantic match: ranked by relationships
Distance: 0.1158
A teen mage trapped in a repeating month uses every reset to master magic, solve a mystery, and survive an invasion.
Why this is here
Relationships labels: family conflict · sibling relationship · mentor relationship · classmate dynamics · peer rivalry · teacher-student relationship · friendship growth · social isolation · complicated family · non-looping relationships
Semantic match: ranked by relationships
Distance: 0.1173
A future-school thief, a stolen sword, and a prophecy push Cleopatra into a fast-paced space quest.
Why this is here
Relationships labels: friendship · roommate relationship · school peer dynamics · student-teacher conflict · possible romance · rivalry · group teamwork · family-like friends · jealousy
Semantic match: ranked by relationships
Distance: 0.1175
A sabotaged space station becomes a deadly trap as Jedi, refugees, and survivors fight for escape under attack.
Why this is here
Relationships labels: friendship · mentor-student · teamwork · protective bond · found family · romantic tension · group dynamics
Semantic match: ranked by relationships
Distance: 0.1186
![Cover of 暗殺教室 21 [Ansatsu Kyōshitsu 21] by Yusei Matsui](https://m.media-amazon.com/images/S/compressed.photo.goodreads.com/books/1467038627i/29542131.jpg)