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NAKAYUBI

For casual mobile users seeking logic-based challenges or simple utility tools for daily tasks.

53apps4.1(579.4K) Multi-theme

Snapshot

Who is NAKAYUBI?

Providing casual puzzle and utility solutions to help users sharpen their minds and simplify daily decision-making.

Target audience

Casual mobile users seeking logic-based challenges or simple utility tools for daily tasks

Portfolio

Free 53
53
apps
Games38
Business6
Finance3
Adventure2

Last updated

Prime Factorization-free brain training game

v8.8.4

2.7y ago

Intense

Publisher DNA

What defines NAKAYUBI?

Publisher DNA

Primary focus

Mobile games · Escape room and brain training niche

Scale

scale-up

Target audience

Casual mobile users seeking logic-based challenges or simple utility tools for daily tasks.

Origin

Founded in 2016 in Japan to produce a wide range of smartphone applications from tools to games.

Intense

Portfolio momentum

Released 39 updates in the last 6 months, indicating an intense development cycle focused on maintaining a core group of active titles.

Last release 5d agoActive apps 8Abandoned 42

Company profile

medium confidence
Headquarters
Kawasaki, Japan
Founded
2016

Portfolio

What does NAKAYUBI ship?

Distributed across 18 markets, strongest in Asia-Pacific.

Based on 4 of 53 apps with localized market data, more coverage rolling in as scans complete · last scanned .

Americas (3)

  • United States4 / 4
  • Brazil1 / 4
  • Canada1 / 4

Europe (8)

  • France1 / 4
  • Germany1 / 4
  • Italy1 / 4
  • Netherlands1 / 4
  • Portugal1 / 4
›+3 more europe markets
  • Spain1 / 4
  • Turkey1 / 4
  • United Kingdom1 / 4

Asia-Pacific (7)

  • Japan4 / 4
  • South Korea4 / 4
  • Australia1 / 4
  • India1 / 4
  • Indonesia1 / 4
›+2 more asia-pacific markets
  • Singapore1 / 4
  • Vietnam1 / 4

Core markets (4/4 apps)

JapanSouth KoreaUnited States

User Sentiment

How do users feel about their apps?

1

Positive apps

0

Neutral / mixed

0

Negative apps

75/100

Avg sentiment score

Rivals

Who does NAKAYUBI compete with?

The rivals identified

Nemeses(2)

Hangzhou Tangsuan Network Technology Co.

known forTiny Decisions

1 app4.7Games

Both apps target users seeking random decision-making tools for daily tasks, with direct overlap in weighted wheel functionality and template management.

Shenzhen Zhonglian Hudong Technology Co.

known forRoom Escape: 50 rooms I

2 apps4.6Adventure

Both apps target casual puzzle enthusiasts with freemium escape-room mechanics, competing directly for time spent in logic-based puzzle sessions.

Contenders(24)

89Trillion

known forEscape Room: Mystery Word

1 app4.9Adventure

Both apps target casual puzzle enthusiasts within the escape-room category, competing for user time through logic-based challenges.

Aesthetic Apps & Widgets srl

known forSpin Wheel Decisions

1 app4.5Games

Both apps target the casual decision-making utility market with free, ad-supported models, directly competing for users seeking randomized choice tools.

Aleksei Aro

known forSpotlight: Room Escape

1 app4.2Adventure

Both apps target the room escape puzzle category on mobile, competing for the same casual user base through free-to-play mechanics.

Chengdu GBFun Technology

known forEscape Room Collection

1 app4.7Adventure

Both apps target casual puzzle enthusiasts through free-to-play escape room mechanics, sharing core utility features like camera tools and hint systems.

Chia-Chun Hsieh

known forLucky Draw - Random Picker

1 app4.8Games

Both apps provide random decision-making tools for daily tasks and share a free pricing model, directly competing for the same casual utility user base.

ENA GAME STUDIO PRIVATE

known forEscape Room: Mystery Legacy

1 app4.4Adventure

Both apps target the casual escape-room puzzle market with free-to-play models, directly competing for the same user base seeking logic-based room navigation.

Gam.eBB

known forRoom Escape [SECRET CODE]

1 app4.3Adventure

Both apps compete for the same casual puzzle audience by offering free-to-play escape room scenarios with item-based riddle solving.

Haiku Games Co

known forAdventure Escape Mysteries

1 app4.6Adventure

This app captures the same puzzle-solving demographic but shifts the focus toward long-form, episodic storytelling across multiple mystery genres.

Kaarel Kirsipuu

known forCan You Escape

1 app4.2Adventure

Both apps target casual puzzle players with stage-based escape room mechanics, competing for the same ad-supported user base.

Kiary Games

known for50 Tiny Room Escape

1 app4.6Adventure

Both apps compete for the same casual puzzle audience by offering freemium escape-room mechanics within the mobile puzzle category.

Marius Caciulescu

known forSpin The Wheel - Pick Me

1 app4.6Games

Both apps target users seeking random decision-making tools for casual tasks, with overlapping functionality in wheel-based randomization and free pricing models.

Mary Hunter

known forEscape 100 Rooms-Season 1

1 app4.1Adventure

Both apps target the room escape puzzle category with a free-to-play model, competing for the same casual puzzle-solving audience.

Minseo Kwon

known forRandom Picker

1 app4.8Games

Both apps target casual users seeking randomized decision-making tools, creating direct competition for daily utility usage.

Peaksel

known for100 Doors Escape Game

1 app4.5Adventure

Both apps target casual puzzle players through stage-based escape room mechanics and free-to-play models.

Reticode

known forSpin The Wheel Decision Maker

1 app4.6Games

Both applications target users seeking random decision-making tools for daily tasks, sharing core functionality centered on custom wheel creation.

Rikuto Hosaka

known forEscape: After-Rain Glassworks

1 app4.8Adventure

Both apps target casual puzzle enthusiasts with free-to-play escape room mechanics, competing for time share within the same genre.

Ruslan Bakanov

known forChoosify - spin decision wheel

1 app4.6Games

Both apps target social groups and individuals needing quick, randomized decision-making tools, competing directly for the same casual utility user base.

Shining Muffin

known forDecision Maker: Spin the Wheel

1 app4.6Games

Both applications target users seeking random decision-making tools for daily tasks, competing directly for the same casual utility audience.

Solitude Colors

known forSpin The Wheel - Raffle App

1 app4.4Games

Both apps compete for the same random decision-making utility market, targeting users who require customizable raffle and choice-selection tools for daily tasks.

Van Hoa Nguyen

known forSpin The Wheel - Number Picker

1 app4.6Games

Both apps target users seeking random decision-making tools for casual or group activities, competing directly for the same utility-focused audience.

WEBELINX GAMES DOO

known forRooms & Exits: Puzzle escape

2 apps4.7Adventure

Both apps target casual puzzle enthusiasts with free-to-play escape room mechanics, creating direct competition for player time and retention within the puzzle category.

Zhihao Ma

known forEscape Room:Can you escape?

1 app4.6Adventure

Both apps target the same casual puzzle audience through free-to-play room escape mechanics and shared category positioning.

晓文 刘

known forSpin The Wheel - Make Decision

1 app4.6Games

Both apps serve the same audience for random decision-making, sharing core functionality in custom wheel creation and template management.

飞 李

known forRoom Escape Contest 2

1 app5.0Adventure

Both apps compete for the same room escape puzzle audience by utilizing item-based interaction mechanics within a free-to-play model.

Same space(8)

App

known forTitanic: The Mystery Room Escape Adventure Game

1 app4.3Adventure

This app competes for the same casual puzzle audience by offering a thematic, chapter-based narrative centered on a specific sinking ship setting.

Binary Gap

known forPicker - Random Selector

1 app2.0Games

This app expands the random selection utility beyond wheels to include dice and team generation for group activities.

Crazy Rabbit Creations

known forLottery Wizard

1 app5.0Games

This app focuses on lottery-specific number generation rather than general decision-making, catering to a niche gambling-adjacent audience.

eescape Room

known forEscape Challenge 3:Escape the red room games

1 app4.0Adventure

This app serves as a lightweight alternative for players seeking simple, linear room escape challenges without the complex narrative or feature sets of larger titles.

Komorebi

known forWheel +: Spin Roulette Picker

1 app4.8Games

This app targets the same decision-making utility market but prioritizes audio-visual engagement to differentiate its roulette experience.

LABELEDMAN

known forEscape Room: Strange Case 2

1 app4.5Adventure

This title serves the same puzzle-solving demographic by shifting the tone toward horror-themed investigation.

SORO SONS BILGI TEKNOLOJISI TICARET LIMITED SIRKETI

known forSpin wheel - Decision roulette

1 app4.4Games

This app serves the same random selection utility market with a focus on local data storage for user privacy.

Treebit Technologies

known forDecision Roulette: you choose!

1 app4.4Games

This app provides a similar roulette utility for daily choices while adding visual personalization through image support.

Frequently asked questions

How many apps does NAKAYUBI publish?
NAKAYUBI has 53 apps tracked by Marlvel, primarily in the Games category.
What kind of apps does NAKAYUBI make?
NAKAYUBI's portfolio is concentrated in Games and Business, with an average rating of 4.1/5 across rated apps.
What is NAKAYUBI's top app?
By review volume across the portfolio, Prime Factorization-free brain training game is NAKAYUBI's best-known app tracked by Marlvel.
In how many countries are NAKAYUBI's apps available?
Marlvel has tracked NAKAYUBI's apps across 18 countries.

What fed this analysis

Apps analyzed:
52
With full intel:
0
With overview:
52
Website scraped:
yes
Social presence:
yes

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by NAKAYUBI, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “NAKAYUBI intelligence.” Updated 2026-04-24. https://marlvel.ai/publishers/nakayubi-corporation

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Data licensed under CC-BY-NC 4.0