Intense

What Intense does

INTENSE Co., Ltd. (株式会社インテンス) is a Japanese video game development studio founded on July 1, 2002 and headquartered in Koto-ku, Tokyo (FORECAST Kameido, 6F/7F), with approximately 45 employees and registered capital of ¥10 million. The company specializes in escape-room, puzzle, adventure, horror, and VR games, and has shipped more than 50 titles since 2009 across Nintendo platforms (DS, 3DS, Wii, Wii U, Switch, and Switch 2), PlayStation (PSP, PS3, PS5, PS VR2), Steam/PC, mobile (iOS/Android), and Microsoft HoloLens. Core franchises include the 40+ entry "THE 密室からの脱出" (Escape from the Sealed Room), the "密室のサクリファイス" (Abyss of the Sacrifice) horror series, and the "超科学脱出" (Super Science Escape) adventure series, alongside more recent properties such as the cooperative horror game UNDERWARD and the Switch 2 launch title ナゾスギラボ 15の密室 (Exit Lab: 15 Rooms).

Intense operates an in-house game development engine and ships platform-specific features such as Nintendo Switch 2's game-chat share-play co-op, near-distance voice chat in UNDERWARD, and cross-play across PC and console versions of select titles. The technology footprint demonstrates depth across handheld, console, PC, mobile, and VR form factors, including VR-specific releases (Super Death Game SHOW! VR on Steam and PS VR2; ProjectRina on HoloLens). The studio both self-publishes (via Steam, Nintendo eShop, PlayStation Store, App Store, Google Play) and develops on contract for publishers, most notably D3 Publisher for the core escape franchise, plus Arc System Works, Pocket (Uchi Training fitness game, November 2023), APPBANK, and Fields Corporation.

The business model is built on one-time digital and package game sales (price points ¥500-¥6,264), DLC sales (e.g., UNDERWARD PS5/Steam DLC, June 2025), and contract development services for third-party publishers. Distribution is digital-first across global storefronts with multi-language localization (Japanese, English, Simplified/Traditional Chinese, Korean, Russian). The studio targets a horizontal consumer gaming segment spanning casual puzzle and escape-room players, cooperative horror enthusiasts, and VR audiences, with no enterprise end-customer concentration and modest publisher-relationship dependency.

Name

Intense

Legal name

株式会社インテンス

Website

https://intense.jp

Company type

Private

Founded year

2002

Operating status

Operating

Headcount range

11–50 employees

Short description

INTENSE Co., Ltd. is a Tokyo-based independent Japanese game developer (founded 2002, ~45 employees) that has shipped 50+ escape-room, puzzle, horror, and VR titles across Nintendo, PlayStation, Steam, and mobile platforms, self-publishing on digital storefronts and contracting with publishers such as D3 Publisher.

Ownership category

akta.pro rank

Product category

Video Game Development

NAICS

Software Publishers (5132)

SIC

Services-Computer Programming, Data Processing, Etc. (7370)

akta.pro primary industry

AAA & Premium Game Studios (PC/Console) (MPAFAAAA)

Keywords

• Video game development
• Escape room games
• Puzzle adventure games
• Multi-platform game development
• Cooperative horror games

Headquarters

HQ city

Tokyo

HQ country

Japan

HQ region

Asia

Offices1 record

Markets served

GTM type

B2C

Offering type

Software

Cost components

Personnel, Technology or R&D, Operations, Marketing or Sales

Revenue model

1. Game Sales — Digital Downloads: Intense publishes games as digital downloads through Nintendo eShop, Steam, and PlayStation Store. Games are sold at fixed price points (e.g., 500円, 800円, 5960円) as one-time purchases. Revenue is generated per-unit from platform distributors.
2. Free-to-Play Mobile Games with In-App Purchases: 少女キャリバーW operated as a free-to-play online multiplayer action RPG (.io game) for iOS/Android with in-app purchases. The game ended service on 2024/12/5 and was updated to an offline 'album' version. Regulus was also distributed as free with in-app purchases.
3. Contract Development Services: Intense develops games for other publishers. Notable example: 'うちトレ' developed for 株式会社ポケット (Pocket). The company is credited as developer while another entity is the publisher/seller.
4. DLC Sales: UNDERWARD PS5/Steam DLC released June 23, 2025, featuring special uniforms and aura packs, sold as additional content for the base game.

Pricing tiers

Go-to-market motion2 records

Distribution channels6 records

Marketing channels4 records

Core offering

INTENSE Co., Ltd. is a Japanese video game developer that designs, develops, and self-publishes escape-room, puzzle, adventure, cooperative horror, and VR games across Nintendo Switch, Nintendo Switch 2, Steam, PlayStation, iOS, and Android platforms, with a 50+ title portfolio spanning 2009 to 2026. The company also provides contract game development services for publishers including D3 Publisher, Pocket, Arc System Works, APPBANK, and Fields Corporation. Distribution is primarily through digital storefronts (Nintendo eShop, Steam, PlayStation Store, App Store, Google Play) with select physical retail packages via publishers.

Differentiator

Problem solved

Functional benefit

Products and services

• ナゾスギラボ 15の密室 (Exit Lab: 15 Rooms) A 1-2 player cooperative escape-room puzzle game featuring 15 uniquely themed rooms in the fictional Nazosugi Lab. Supports local and remote co-op play via Nintendo Switch 2's game-chat share-play feature. Sold as a one-time digital purchase on Nintendo Switch 2, Nintendo Switch, and Steam.
• UNDERWARD A 1-4 player cooperative horror exploration game set in an abandoned underground hospital where investigators must recover experimental monster specimens while surviving nurse monsters and pursuers. Features near-distance voice chat, procedurally arranged maze layouts, time-based pursuer unlocks, and an item carry-over mechanic between floors. Cross-play supported between PC and PS5. Sold as a one-time digital purchase with optional DLC.
• Super Death Game SHOW! VR A VR-only game where players risk their lives in a series of crazy missions for huge cash prizes, with no save/load functionality. Features physics-based hand/object interactions for VR beginners, multiple unique mission types, and live-streaming chat integration (Steam version). Sold as a one-time digital purchase on Steam and PS5/PSVR2.
• THE 密室からの脱出 (Escape from the Sealed Room) Remake A remake/refined version of Intense's long-running escape-room puzzle franchise, featuring 4 episodes that follow a protagonist repeatedly trapped in sealed rooms. Published by D3 Publisher with development by Intense. Sold as a one-time digital purchase on Nintendo Switch and Steam. Multi-language support: Japanese, English, Traditional/Simplified Chinese.
• うちトレ ～【最短4分】筋トレ＆有酸素運動～ (Uchi Training) A fitness game combining HIIT (high-intensity interval training, 45 muscle training actions) and rhythm-fit aerobic exercises (20 routines) for at-home use. Features 5 voice-acted instructor characters providing guidance and motivation. Published by Pocket Co., Ltd. on Nintendo Switch with development by Intense. Sold as a one-time digital purchase.
• 少女キャリバーW (Shojo Calibur W) An online multiplayer action RPG (.io-style) for iOS and Android featuring collectible '武姫' (war maidens) battling in faction wars. Supported up to 12 players online with quest and battle league modes. Originally free-to-play with in-app purchases, transitioned to an offline album version after the live service ended.
• 乙女脱出ゲーム 光と影のレグルス (Otome Escape Game: Hikari to Kage no Regulus) A free-to-play otome (dating-themed) escape game for iOS and Android with in-app purchases. Combines romance/dating narration with escape-room puzzle gameplay. Sold as a free download with in-app purchases.
• 麻雀ツモツモ (Mahjong TsumoTsumo) A mobile mahjong game for iOS and Android. Developed by Intense and published by APPBANK INC. Sold as a free-to-play mobile game.
• 星霜のアマゾネス (Seisou no Amazones) A dungeon RPG for Nintendo 3DS featuring the Amazones characters. Sold as both a digital download (5,960 yen) and a physical package (6,264 yen). Developed by Intense and published by Arc System Works.

Quantifiable outcome

• 50+ game titles across 15+ platforms spanning 2009-2026
• +1 more outcomes

Named customers2 records

Segments2 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Five partnerships are on record, tiered minor and core.

• 株式会社ポケット (Pocket Co., Ltd.)minorChannel Partner/ Reseller/ Distributor · 30 November 2023Pocket is the publisher/seller of 'うちトレ ～【最短4分】的身材＆有酸素運動～' fitness game on Nintendo Switch. Intense developed the title. Release date: November 30, 2023. Pocket is a separate game publisher.
• APPBANK INC.minorChannel Partner/ Reseller/ Distributor · 24 March 2017APPBANK is listed as the seller/publisher of '麻雀ツモツモ' mahjong mobile game on iOS/Android. Intense developed the title; APPBANK handled publishing/distribution.
• フィールズ株式会社 (Fields Corporation)minorChannel Partner/ Reseller/ Distributor · 5 March 2015Fields Corporation is listed as the manufacturer/publisher of the mobile game 'アニマル×モンスター' (Animal × Monster). The title was distributed on iOS and Android but its service has been discontinued (停止日: October 27, 2016).
• D3 Publisher (株式会社ディースリー・パブリッシャー)coreChannel Partner/ Reseller/ DistributorLong-standing publishing partnership for the 'THE 密室からの脱出' series and '密室のサクリファイス' series. D3 Publisher handles publishing/distribution while Intense handles development. The partnership spans over a decade with 40+ titles in the escape game franchise series.
• Arc System Works (アークシステムワークス)minorStrategic or Co-development PartnerArc System Works is listed as the manufacturer for '脱出アドベンチャー' series titles (旧校舎の少女, 魔女の住む館, 悪夢の死神列車, etc.) and '星霜のアマゾネス' dungeon RPG. Intense developed these titles for Arc System Works publishing.

Scale indicators5 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Toylogic: Tokyo-based Japanese game developer working on console titles including Dragon's Dogma, One Piece, and various licensed titles. Comparable to Intense as a similarly sized, Japan-based multi-platform developer serving major publishers.
• Spike Chunsoft: Japanese game developer/publisher specializing in mystery, escape room, and visual novel games (Zero Escape series, Danganronpa, AI: The Somnium Files). Direct comparable to Intense given its multi-decade focus on puzzle/escape-room content for Nintendo and PlayStation platforms.
• Inti Creates: Japanese indie-style game developer known for Mega Man-style action titles and platform-agnostic releases. Comparable to Intense as a similarly sized Japanese studio publishing across Nintendo, PlayStation, Steam, and mobile with self-developed IPs.
• Idea Factory / Compile Heart: Japanese niche game developer/publisher of otome visual novels, JRPGs (Neptunia series), and adventure titles. Comparable to Intense given its focus on Japanese-originated niche genres including otome and adventure content for Nintendo and PlayStation.
• Acquire: Japanese game developer behind Tenchu, Way of the Samurai, and co-developer of Octopath Traveler. Comparable to Intense as a Japanese multi-genre console developer with both self-published and contract development work.
• Level-5: Japanese game developer behind the Professor Layton puzzle-adventure series and other narrative-driven titles. Comparable to Intense as a Japan-based studio with deep puzzle-adventure IP targeting Nintendo and multi-platform audiences.
• NIS America / Nippon Ichi Software: Japanese developer/publisher of strategy RPGs and niche JRPGs (Disgaea series). Comparable to Intense as a Japan-headquartered studio publishing niche-genre console/PC games across multiple platforms with localized Western releases.

Broad incumbents

• D3 Publisher: Japanese publisher of the SIMPLE series and Intense's long-running partner for the 'THE 密室からの脱出' and '密室のサクリファイス' franchises. Comparable as a larger, diversified publisher with overlapping escape-game IP but a broader portfolio spanning many genres.
• Capcom: Major Japanese developer/publisher with puzzle/adventure IP (Ace Attorney series) and a strong Switch presence. Comparable as a broad incumbent in the same Japanese console publishing ecosystem that Intense targets with its escape-room and horror titles.
• Square Enix: Major Japanese game publisher/developer with mystery and adventure content (e.g., Voice of Cards, various visual novels) alongside its blockbuster franchises. Comparable as a broad incumbent operating in the same Japanese console publishing ecosystem as Intense.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key highlights6 records

Customer concentration

• Xx.com/Intense_game

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Intense