Current version:Nintendo DS
Kyokugen Dasshutsu - 9-jikan 9-nin 9 no Tobira cover

Kyokugen Dasshutsu - 9-jikan 9-nin 9 no Tobira

Nine Hours, Nine Persons, Nine Doors traps nine participants aboard a ship-like facility, combining suspenseful reading, team choices, escape-room puzzles, multiple endings, and a larger truth. This catalogue entry evaluates the recorded original-platform release, including its period-specific controls, presentation, content structure, hardware limits, and intended mode of play.

AI score · out of 10
9.0 / 10
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About this game

Nine Hours, Nine Persons, Nine Doors traps nine participants aboard a ship-like facility, combining suspenseful reading, team choices, escape-room puzzles, multiple endings, and a larger truth. Escape puzzles, numerical motifs, and branching narrative explain one another closely, making repeated routes part of the story structure, supported by strong dialogue and suspense. Re-reading old passages slows runs, some hints and scientific explanations are dense, and the original lacks later flow conveniences. It remains an interactive-story landmark. This description covers the original nds release represented by this catalog entry and does not assume conveniences introduced by later ports. The assessment also treats period hardware limits, documented mechanics, original controls, and release-specific access as explicit evaluation boundaries.

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Nintendo DS

AI review

AI reviews are subjective assessments, not player ratings. See each review for its evidence and limitations.Published date:

9.0 / 10Nintendo DS

Nine Hours, Nine Persons, Nine Doors traps nine participants aboard a ship-like facility, combining suspenseful reading, team choices, escape-room puzzles, multiple endings, and a larger truth.

Escape puzzles, numerical motifs, and branching narrative explain one another closely, making repeated routes part of the story structure, supported by strong dialogue and suspense. Re-reading old passages slows runs, some hints and scientific explanations are dense, and the original lacks later flow conveniences. It remains an interactive-story landmark. Overall, its main strengths are Escape puzzles, numbers, and branching story unify strongly; Excellent endings, dialogue, and suspense payoff. Its material limitations are Repeated reading slows multiple routes; Dense exposition and limited original flow convenience. This score covers the original platform release represented by this catalog record and excludes conveniences added by emulators or later ports. The conclusion also accounts for original hardware readability, input, and access conditions. Documented uncertainty remains explicit. The evidence supports this balance.

Strengths

  • Escape puzzles, numbers, and branching story unify strongly
  • Excellent endings, dialogue, and suspense payoff

Weaknesses

  • Repeated reading slows multiple routes
  • Dense exposition and limited original flow convenience

Who it is for: Players who value escape puzzles, numbers, and branching story unify strongly and can accept the original release's limits.

Play notes: Before playing, expect repeated reading slows multiple routes and dense exposition and limited original flow convenience; this assessment covers the recorded original-platform release.

View scoring basis
DimensionReview stateScoreWeight
Dimension

Excellent endings, dialogue, and suspense payoff; Dense exposition and limited original flow convenience.

Reviewed9.0 / 10Not provided
Dimension

Escape puzzles, numbers, and branching story unify strongly; Repeated reading slows multiple routes.

Reviewed9.3 / 10Not provided
Dimension

Excellent endings, dialogue, and suspense payoff; presentation is judged within the original platform conditions, with no bonus for age alone.

Reviewed9.5 / 10Not provided
Dimension

Judged on the original nds release's input, readability, saving, and accessory conditions. Repeated reading slows multiple routes.

Reviewed7.7 / 10Not provided

Review sources

Not provided

Core information

Release date
2009
Platforms
Nintendo DS
Content kind
Game
Release state
Released
Region
Worldwide
Official website
Not provided
Offline minimum players
Not provided
Offline maximum players
Not provided
Online minimum players
Not provided
Online maximum players
Not provided
Tags
Visual NovelHigh DifficultyBranching ChoicesStory-drivenScience FictionPuzzle SolvingMultiple EndingsHorrorSolo-friendly2D Graphics
Supported game languages
Not provided
Requires base game
Not provided
Standalone
Not provided
Age ratings
Not provided
Play modes
Not provided
Perspectives
Not provided

Release editions

Sources

Not provided