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Léviathan, tome 1

Shiro Kuroi

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Similar in characterization + relationships

These books are ranked using the characterization + relationships labels extracted for Léviathan, tome 1. Books rank higher when they are close on every selected axis.

Characterization labels used: teen protagonists, students, teachers, salvagers, maintenance robot, panicked survivors, paranoid characters, morally compromised characters

Relationships labels used: student-teacher conflict, peer rivalry, group paranoia, survival alliance, betrayal, power struggle, class hierarchy, secret keeping, us-vs-them, dependence on authority, isolation

This does not mean the books share the same plot, setting, quality, or difficulty. It means their characterization + relationships embeddings are close.

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Dragon Head, Volume 1

Minetarō Mochizuki · 2006 · ドラゴンヘッド [Dragon Head]

A school train trip turns into a nightmare when a tunnel collapse traps three teens underground with no clear way out.

Why this is here

Characterization labels: teen protagonists · school students · fragile sanity · protective lead · unhinged survivor · helpless victim · reactive character · survival instincts · psychological deterioration · flat characters

Relationships labels: classmates · peer conflict · group survival · protective bond · dependency · gendered power dynamics · friendship under stress · betrayal risk · rivalry

Semantic match: ranked by characterization + relationships

Distance: 0.1185

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The Drifting Classroom, Vol. 1

Kazuo Umezz, Kazuo Umezu · 2019 · The Drifting Classroom

An elementary school is hurled into a hostile future wasteland, and the students must survive chaos, monsters, and collapse.

Why this is here

Characterization labels: young protagonist · natural born leader · teachers under stress · adult breakdown · children forced to mature · crowd under pressure · morally compromised survivors · dictatorial figure

Relationships labels: teacher-student conflict · parent-child tension · peer rivalry · factional conflict · group survival · community fracture · authority collapse · dependency

Semantic match: ranked by characterization + relationships

Distance: 0.1466

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Battle Royale

Koushun Takami · 2003

A class of junior high students is stranded on an island and forced into a state-run fight to the death.

Why this is here

Characterization labels: teen ensemble · classmates · adolescent psychology · morally grey · psychopath · survivalist · naive protagonist · strong side characters · backstory-rich

Relationships labels: friendship · crushes · romance · betrayal · classmate conflict · school ties · trust and distrust · rivalry · alliance · loyalty · teacher-student power

Semantic match: ranked by characterization + relationships

Distance: 0.1476

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Tunnel in the Sky

Robert A. Heinlein · 2005

A survival exam on a remote planet goes wrong, stranding students who must build order, shelter, and leadership from scratch.

Why this is here

Characterization labels: teen protagonist · young adults · school students · competent women · strong female characters · flawed hero · young leader · teacher mentor · political rival · coming-of-age protagonist · capable survivors · pragmatic leader

Relationships labels: peer group · teacher-student · sibling support · rivalry · romantic pairing · coalition building · group consensus · community bonds · power struggles · marriage

Semantic match: ranked by characterization + relationships

Distance: 0.1523

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D.A.

Connie Willis · 2007

A reluctant teen cadet is abruptly selected for elite space training and must uncover why she was chosen.

Why this is here

Characterization labels: teenage girl · unwilling protagonist · hacker sidekick · plucky heroine · rebel student · likable protagonist · frustrated cadet · unenthusiastic student

Relationships labels: best friends · student-teacher power gap · peer pressure · classmate rivalry · parental pressure · institutional control

Semantic match: ranked by characterization + relationships

Distance: 0.1529

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暗殺教室 2 [Ansatsu Kyōshitsu 2]

Yusei Matsui, 松井優征 · 2012 · 暗殺教室 [Ansatsu Kyōshitsu]

A murderous alien teacher keeps coaching his lowest-ranked junior high class while new assassins, exams, and school trip dangers close in.

Why this is here

Characterization labels: dedicated teacher · mischievous mentor · alien protagonist · assassin teacher · corrupt principal · underdog students · sexually manipulative character · bullied students · confidence growth

Relationships labels: teacher-student relationships · mentor bond · classroom trust · authority conflict · rivalry · student solidarity · predator-prey dynamic · principal-student antagonism

Semantic match: ranked by characterization + relationships

Distance: 0.1573

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Léviathan, tome 2

Shiro Kuroi · 2022 · リバイアサン [Leviathan]

Stranded students in deep space face a brutal fight for survival as fear, betrayal, and violence take over.

Why this is here

Characterization labels: students · teens · school trip group · survivors · bullies · victims · manipulative character · machiavellian character · resourceful character · moral conflict · paranoia · panic · traumatized youth

Relationships labels: peer conflict · betrayal · alliances · fragile alliances · bullying · revenge · group rivalry · manipulation · coercion · survival competition · frenemy dynamic

Semantic match: ranked by characterization + relationships

Distance: 0.1617

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Variant

Robison Wells · 2011 · Variant

A foster teen wins a scholarship to a secluded boarding school and discovers it’s really a locked-down prison with deadly rules.

Why this is here

Characterization labels: reluctant hero · foster child · teen boy protagonist · determined protagonist · impulsive protagonist · flat supporting cast · student leaders · group-aligned characters · outsider newcomer

Relationships labels: peer groups · group rivalry · student hierarchy · trust issues · friendship under pressure · power imbalance · community under threat

Semantic match: ranked by characterization + relationships

Distance: 0.1630

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暗殺教室 4 [Ansatsu Kyōshitsu 4]

Yusei Matsui, 松井優征 · 2013 · 暗殺教室 [Ansatsu Kyōshitsu]

Class E faces new assassins, a sibling mystery, and a baseball showdown while their alien teacher keeps them guessing.

Why this is here

Characterization labels: alien teacher · mentor figure · assassin student · transfer student · class underdog · principal antagonist · teacher rival · comic relief · eccentric characters · dangerous mentor · student growth · mysterious backstory

Relationships labels: teacher-student relationships · mentor-student rivalry · sibling mystery · class solidarity · student teamwork · power imbalance · authority conflict · rival teachers · guardian relationship · competition

Semantic match: ranked by characterization + relationships

Distance: 0.1685

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The Drifting Classroom, Vol. 1

Kazuo Umezu · 2006 · The Drifting Classroom

An elementary school vanishes into a barren wasteland, forcing children and teachers to survive as order collapses.

Why this is here

Characterization labels: elementary school children · teachers under stress · young protagonist · child leader · madness · violent authority figures · panic-driven behavior · vulnerable children · desperate adults · group dynamics

Relationships labels: parent-child conflict · children vs adults · teacher-student power imbalance · peer rivalry · group survival · family separation · authority breakdown · dependence on leadership · community under strain

Semantic match: ranked by characterization + relationships

Distance: 0.1710

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This Is Not a Test: The Definitive Edition with Please Remain Calm

Courtney Summers · 2026 · This is Not a Test

Six teens barricaded in a high school face zombies outside and trauma, fear, and survival instincts inside.

Why this is here

Characterization labels: suicidal teen · abused protagonist · traumatized teens · flawed characters · damaged characters · reluctant survivor · de facto leader · brooding characters · complicated teens · unreliable self-protection

Relationships labels: sibling bond · sibling abandonment · abusive parent · group conflict · forced proximity · alliances · romantic tension · classmate bonds · power struggles · betrayal

Semantic match: ranked by characterization + relationships

Distance: 0.1766

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Vita Nostra

Marina Dyachenko, Sergey Dyachenko · 2018 · Vita Nostra (English)

A coerced teen enters a terrifying secret school where studying remakes reality, identity, and the self.

Why this is here

Characterization labels: teenage protagonist · gifted student · reluctant student · domineering mentor · scary teachers · morally grey characters · isolated protagonist · resilient heroine · authoritarian authority figures

Relationships labels: mother-daughter · mentor-student · teacher-student · peer relationships · coercive relationship · family endangerment · complicated family bond

Semantic match: ranked by characterization + relationships

Distance: 0.1766

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