Fundraising Fox株式会社ナナメウエ
Tokyo, JP · 16 known investors
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Nanameue, Inc. develops mobile apps and web services. The Japanese company (株式会社ナナメウエ) operates from Tokyo with an additional office in Bangkok.
Also known as Nanameue · nanameue, Inc. · ナナメウエ · 株式会社ナナメウエ
Founders & leadership
Investors · 16
How we know: the company's own site · DG Daiwa Ventures's portfolio page · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: the company's own site · research · initial.inc · Not right? Tell us
How we know: the company's own site · research · initial.inc · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: the company's own site · Not right? Tell us
How we know: mint VC's portfolio page · the VCSheet dataset · Not right? Tell us
Also in the syndicate · 8
Company profile
researched Aug 2026nanameue, Inc. (株式会社ナナメウエ) is a Japanese company that builds mobile apps and web services centred on online community. Its stated mission is to apply algorithms to human relationships so that people can meet those they are best matched with, regardless of gender, age or location, and form connections in which they can be themselves.
The company's principal consumer product is Yay!, described as a virtual world where users can talk with peers of their own generation who share the same interests, positioned as a relaxed space accessible from a phone. Yay! also supports a set of social-media dramas, including titles presented as 「ノンファンジブル」, 「僕らのリアルはここにある」 and 「対決落語」. A second product line, Posmoni, is a content-moderation API platform that screens inappropriate content in community apps using a hybrid of AI and human review.
Business model
The company operates a consumer community application (Yay!) alongside Posmoni, a B2B content-moderation API platform sold to operators of community apps [0].
▸Full profile — market position, technology, go-to-market, geography
Market position
Positions itself as a "community maker" pursuing data-driven connections, combining a consumer social product with moderation infrastructure [0].
Frames its approach as "science of connection" — using algorithms to surface compatible people — and pairs its consumer app with an in-house AI-plus-human moderation platform [0].
Technology
Yay! is built around algorithmic matching intended to connect users with shared interests and compatible peers. Posmoni combines AI screening with human reviewers in a hybrid system exposed as an API for detecting inappropriate posts in community applications [0].
Go-to-market
Yay! targets individual users, described as same-generation peers seeking interest-based connections; Posmoni targets operators of community applications that need post monitoring [0].
Geography
Headquartered in Tokyo, Japan.
Compiled by commissioned research from 9 cited public sources — announcements, filings, and press listed under research sources below.
Key figures
latest reportedCompany-reported or press-reported figures, each dated to when it was claimed — not independently audited.
Timeline · 19
launches, deals, and filingsAlliance aimed at expanding the community including overseas markets.
Cooperation on game development for Yay!'s newest web3 features.
White paper disclosing the tokenomics of the Japan-originated SocialFi service Yay!.
Tie-up between the Yay! virtual world and the dress-up NFT project sloth to accelerate web3/NFT adoption.
Contract signed with the crypto asset exchange bitFlyer in preparation for an initial exchange offering.
Alliance to connect game communities with game strategy information and improve user experience.
Third-party allotment plus bank borrowing, led by SBI Investment, to fund Yay! feature development, token-economy construction, user acquisition, marketing, hiring and governance.
Appointment announced as part of governance strengthening toward a globally oriented Japan-originated SNS.
Equity from NOW, TLM and individual investors, plus debt from Sumitomo Mitsui Banking Corporation, Chiba Bank, Gunma Bank, Musashino Bank and Japan Finance Corporation, to strengthen Yay! operations.
Anonymous next-generation SNS for group voice calls based on shared hobbies among same-generation users.
Student-focused community app that grew rapidly among Japanese high-school students.
Short-movie app intended for everyday video use; became the basis for the company's later community services.
Third-party allotment to Skyland Ventures and East Ventures to accelerate development of SlideStory.
Slideshow-creation iPhone app that was globally featured on iTunes and later surpassed one million downloads.
Dated company events from announcements, filings, and press; legal rows summarize public dockets and regulator releases.
▸Research sources · 9
primary sources listed
- 株式会社ナナメウエnanameue.jp · web
- 株式会社ナナメウエ｜スピーダ スタートアップ情報リサーチinitial.inc · web
9 public sources were cited for this profile; the first-party ones are listed here.
Frequently asked questions
- What does 株式会社ナナメウエ do?
- Tokyo-based nanameue, Inc. runs the Yay! virtual-world community app and the Posmoni content-moderation API platform.
- Who founded 株式会社ナナメウエ?
- 株式会社ナナメウエ was founded by Takahiro Ishihama.
- Who are 株式会社ナナメウエ's investors?
- 株式会社ナナメウエ's investors include DG Daiwa Ventures, Skyland Ventures, Akatsuki, East Ventures, FFG Venture Business Partners, SBI Investment, mint VC, NOW Japan.
- Where is 株式会社ナナメウエ headquartered?
- 株式会社ナナメウエ is headquartered in Tokyo, JP.