Hedgehog Studio

What Hedgehog Studio does

Hedgehog Studio, LLC (合同会社ヘッジホッグスタジオ) is a privately held Japanese software studio founded on March 23, 2020 by Kiyotaka Suzuki (鈴木陽貴), a former Square Enix and SmartNews engineer and Hadoop/Hive contributor. The company is registered in Shinjuku, Tokyo with statutory minimum capital of 500,000 JPY and operates as a sole-founder limited liability company, with the founder functioning as representative partner. Its stated mission is to extend and support existing tools so software development teams can stay focused on core service work.

The studio sells two professional service streams — Contract Development (受託開発) and Technical Advisory (技術顧問) — covering custom software development, infrastructure design, SRE, performance tuning from the service layer to the kernel layer, and system audits. Alongside services, it has released four downloadable products: Typhon, a Java/JavaFX document viewer client for Gist, Confluence, Qiita, and JIRA on Windows, Mac, and Linux; text diag collections, a web-based Plant UML/Graphviz/Web Sequence renderer with authenticated OGP delivery; Slack Bookmarker, a Slack bot that auto-creates bookmarks from link-bearing messages; and Animal Crossing Tools, a Nintendo Switch companion suite for Animal Crossing: New Horizons featuring OGP profile sharing, item-exchange matching, turnip-price tracking, and Twitter image aggregation.

Revenue mechanics are contact-based and not publicly disclosed across either services or products, and no headcount, ARR, or named customer references appear in the source data. Go-to-market relies on organic channels — a Twitter account (@tamtam180), GitHub (tamtam180), and the founder's blog (blog.orz.at) — and the company's contact form explicitly invites investment inquiries alongside engineering engagements, signaling openness to outside capital despite no funding rounds to date. The entity has no subsidiaries, no disclosed M&A, no regulatory actions, and no AI/ML capabilities in evidence.

Name

Hedgehog Studio

Legal name

合同会社ヘッジホッグスタジオ

Website

https://hedgehog.studio

Company type

Private

Founded year

2020

Operating status

Operating

Short description

Hedgehog Studio is a founder-operated Japanese software studio offering contract development, technical advisory, and SRE/infrastructure services to engineering teams, alongside four downloadable niche productivity tools (Typhon, Slack Bookmarker, text diag collections, Animal Crossing Tools).

Ownership category

akta.pro rank

Product category

Software Development Services

NAICS

Computer Systems Design and Related Services (54151), Software Publishers (51321), Other Management Consulting Services (541618)

SIC

Services-Computer Programming Services (7371), Services-Prepackaged Software (7372), Services-Management Consulting Services (8742)

akta.pro primary industry

Developer Portals, SDKs & Documentation Platforms (BPAMADAG)

Keywords

• Custom software development
• Technical consulting services
• Cloud infrastructure engineering
• Developer productivity tools
• Software engineering services

Headquarters

HQ city

Shinjuku

HQ country

Japan

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Contract Development (受託開発): Engineering services providing contract software development for extending and supporting existing tools, allowing clients to focus on core service development.
2. Technical Advisory (技術顧問): Technical consulting and advisory services for software development, infrastructure design, SRE, and workflow optimization.

Distribution channels1 record

Marketing channels3 records

Core offering

Hedgehog Studio provides contract software development and technical advisory services that extend and support existing tools (documentation, ticket management, and communication platforms) so client development teams can focus on core service development. The studio also builds and distributes its own niche tools—Typhon document viewer, Slack Bookmarker, text diag collections, and Animal Crossing Tools—and delivers cloud infrastructure management spanning AWS and GCP.

Product overview

Hedgehog Studio is a Japanese software studio founded in March 2020 that builds specialized tools extending existing platforms. Its product portfolio consists of four distinct offerings: Typhon (a cross-platform document viewer supporting Gist, Confluence, Qiita, and JIRA), Slack Bookmarker (a Slack-based bookmark automation tool), text diag collections (a web-based diagram rendering service for Plant UML, Graphviz, and Web Sequence), and Animal Crossing Tools (a Nintendo Switch companion app for Animal Crossing: New Horizons with social trading, turnip price tracking, and OGP sharing features). The studio targets developers and productivity-focused users by creating tools that complement mainstream platforms rather than building standalone services from scratch.

Differentiator

Problem solved

Functional benefit

Brands

• Animal Crossing Tools: Tools for Nintendo Switch game Animal Crossing including profile registration, item exchange matching, turnip price tracking, and Twitter image collection.
• Slack Bookmarker
• text diag collections
• Typhon

Products and services

• Contract Development (受託開発)
• Technical Advisory (技術顧問)
• Typhon
• Slack Bookmarker
• text diag collections
• Animal Crossing Tools

Segments2 records

Ideal customer profiles1 record

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration8 records

Feature4 records

Scale indicators1 record

Recent moves5 records

Expansion highlights3 records

Direct peers

• Acroquest Technology: Japanese software engineering services firm specializing in full-stack development, infrastructure, and data engineering. Acroquest competes for the same type of contract-development and technical-advisory engagements that make up Hedgehog Studio's core service revenue.
• Nulab: Japanese developer collaboration software company behind Backlog (project management), Cacoo (diagramming), and Typetalk (team chat). Nulab targets the same developer-productivity use cases as Hedgehog Studio's Typhon and text diag collections, and serves Japanese and global teams with self-serve SaaS distribution.
• Increments (Qiita): Operator of Qiita — Japan's largest developer documentation and knowledge-sharing platform that Typhon explicitly integrates with. Increments is a directly comparable Japanese developer-tools company with a productized SaaS model focused on the same dev persona Hedgehog Studio targets.

Others

• SmartNews: Japanese-headquartered news and tech company where Hedgehog Studio's founder previously served as Tech Lead. SmartNews is an ecosystem-relevant reference point given the founder's background and represents the type of high-scale Japanese engineering organization Hedgehog's services target.
• Wantedly: Japanese professional network focused on engineering and startup talent. Wantedly is an ecosystem peer — it operates in the same Japanese developer-and-tech talent community from which Hedgehog Studio's clients and talent pool are drawn.

Emerging players

• Linear: Modern issue tracking and project management tool favored by software teams. Linear competes with the broader developer-tooling positioning of Hedgehog Studio's products and represents the kind of workflow-native platform Hedgehog's tools extend.
• Zenhub: Developer-focused project management tool built natively on top of GitHub issues. Zenhub competes in the same developer-productivity category as Hedgehog Studio's Slack Bookmarker and adjacent to Typhon's JIRA-integration story, but with broader traction and team-level SaaS distribution.

Broad incumbents

• Stack Overflow: Largest developer Q&A and documentation platform, owned by Prosus. Stack Overflow sits at the center of the developer-documentation ecosystem that Hedgehog Studio's Typhon aggregates, and represents the incumbent in the docs/discovery space Hedgehog's tools integrate with.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks5 records

Key highlights5 records

Customer concentration

• Xtwitter.com/tamtam180
• GitHubgithub.com/tamtam180
• LinkedInlinkedin.com/in/kiyotaka-suzuki

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 Hedgehog Studio