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Yuurei Project

Review · Platformer · PC

Yuurei Project

Reviewed: 18 Apr 2026

PC

yoppe · 2020

Ludograph rating

A

Recommended

68 /100

Yuurei Project is a cooperative platformer that builds teamwork and problem solving by requiring players to sacrifice mobility to assist a partner.

06010030BenefitLow riskB 54 · R 7
The Ludograph reading, plotted from the published benefit and risk sub-scores.

Growth (BDS)

54

Risk (RIS)

7

Daily limit

120min

Age guidance

7+

Developmental benefits

B1Cognitive
0.46
B2Social-emotional
0.70
B3Motor
0.50

Yuurei Project is a genuinely cooperative local co-op platformer built around a clever asymmetric mechanic: players can sacrifice their own mobility to become a living platform for their partner. This design demands constant real-time communication, mutual coordination, and spatial problem-solving, making it an excellent exercise in teamwork and critical thinking. Because neither player can succeed alone, the game fosters healthy interdependence and empathy — children must pay attention to a partner's position and needs at all times. The platforming itself develops hand-eye coordination, reaction time, and fine motor precision, while the level-by-level progression encourages learning transfer as players apply strategies discovered in earlier stages to new challenges.

Design risks

R1Compulsion-loop pressure
0.13
R2Monetization
0.00
R3Social risk
0.06

As a student-made prototype, Yuurei Project carries virtually no monetization risk, no manipulative dopamine hooks, and no stranger-interaction risk. The game's time limit creates mild pressure that could briefly frustrate younger or less experienced players, and the co-op structure means one player's performance directly affects the other, which could occasionally spark interpersonal friction between siblings or friends. The castle setting introduces a very mild spooky atmosphere, but nothing approaching distressing content. Overall, the risk profile is exceptionally low.

Content (not in risk score)

R4.1Violence Level
0.00
R4.2Sexual Content
0.00
R4.3Language
0.00
R4.4Substance References
0.00
R4.5Fear / Horror
0.33

Content risk is displayed separately and does not affect the time recommendation.

Regulatory design checks · DSAAssessed: meets criteria·GDPR-KAssessed: meets criteria·ODDSAssessed: meets criteria

  • DSA:What Ludograph checks: whether the game's design gives minors the transparency the EU Digital Services Act expects: plain terms, honest defaults, and clear reporting routes.: Estimated from review data. No dark pattern or child-targeting concerns found.
  • GDPR-K:What Ludograph checks: whether age assurance and consent flows are designed for under-16s, in the spirit of GDPR Article 8.: Estimated from review data. No privacy or child-targeting concerns found.
  • ODDS:What Ludograph checks: whether paid random-reward drop rates are disclosed, as required in China, Japan and South Korea.: Estimated from review data. No paid random-reward mechanics found, so drop-rate disclosure requirements do not apply.

These reflect Ludograph's assessment of the game's design practices against each framework's criteria, not a legal compliance determination.

Parents ask…

Is Yuurei Project safe for kids?

Ludograph gives Yuurei Project a rating of 68/100, recommended for ages 7 and up. It scores well on developmental benefits with manageable risks.

What age is Yuurei Project appropriate for?

Ludograph's rubric recommends a minimum age of 7+ for Yuurei Project, based on benefits, risks, and content review.

How long should kids play Yuurei Project?

Our session recommendation for Yuurei Project is up to 120 minutes per day. It is derived from the game's own structure (natural stopping points, compulsion-loop design, monetization pressure, and social dynamics), not from a universal screen-time dose.

Session recommendations are design-based heuristics. Evidence linking specific daily durations to child outcomes is limited, and context matters as much as time; treat this as a starting point for household rules, not a clinical threshold.

What are the main risks of Yuurei Project?

As a student-made prototype, Yuurei Project carries virtually no monetization risk, no manipulative dopamine hooks, and no stranger-interaction risk. The game's time limit creates mild pressure that could briefly frustrate younger or less experienced players, and the co-op structure means one player's performance directly affects the other, which could occasionally spark interpersonal friction bet