# TimeTree

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/timetree

- Industry: Software
- Headquarters: Tokyo, Japan
- Website: www.timetreeapp.com
- Total disclosed funding: $53M
- Latest round: Series F (Nov 5, 2025)
- Investors on record: 18

## About

TimeTree, Inc., based in Tokyo, Japan, is a technology company specialized in collaborative calendar sharing, enhancing user scheduling experiences through innovative communication tools.Founded in 2014 in Tokyo, Japan, TimeTree, Inc. provides a digital platform for users to share and manage calendars collaboratively. The company has successfully raised JPY 1.96 billion in its Series D funding round on December 24, 2019, led by Stonebridge Ventures, with participation from other investors including DS Asset Management and Kakao Ventures. ChaJin Park founded TimeTree, which has completed a total of 4 funding deals, with the latest securing a total amount raised of JPY 1.96 billion.TimeTree offers a comprehensive calendar sharing and communication platform designed to facilitate seamless collaboration and scheduling among users. The core product, TimeTree, acts as a centralized calendar where individuals can share plans, discuss events, and receive notifications about changes to schedules, thereby minimizing miscommunication and the risk of forgetting important dates. The app caters to diverse communities, including families, friends, and hobby groups, enabling users to create separate calendars tailored to each group’s activities. Additionally, TimeTree Public Calendar serves as a platform for users to share event information in a calendar format with a broader audience. TimeTree operates in various geographical markets, focusing on regions with high mobile app usage to ensure service accessibility for a global user base.TimeTree generates revenue through a subscription model, particularly with its TimeTree Premium service. The subscription is priced at 4.49 USD per month or 44.99 USD annually, offering features such as ad-free usage, file attachments, event prioritization, and a vertical view. Clients typically subscribe directly to the service, allowing for a smooth transaction process that caters to both individual users and groups. By focusing on enhancing user experience through additional functionalities, TimeTree strengthens its value proposition in the competitive calendar app market.TimeTree plans to further enhance its offerings by launching new features and products, with specific timelines for release to be determined. The company aims to expand into new markets, particularly targeting regions where mobile app adoption is growing. The recent Series D funding of JPY 1.96 billion will support these expansion initiatives and the development of additional functionalities within the app.

## Funding rounds

- Series F, Nov 5, 2025, $21M — Atinum Investment, SK Telecom, Mirae Asset Venture Investment, K2 Investment Partners, Spotlight Equity Partners
- Series D, Dec 24, 2019, $18M — Orient Corporation Co., Ltd., Kakao Ventures, Square Ventures, Log Investment, Stonebridge Ventures, PERSOL VENTURE PARTNERS, DS Asset Management
- Series C, Dec 4, 2018, $7.1M — SMBC Venture Capital, Mizuho Capital, Kakao Ventures, Sinar Mas
- Series B, Aug 1, 2017, $4.8M — Kakao Ventures, AG Investment, Seibu Shinkin Bank, TOEI ANIMATION Co., Ltd.
- Series A, Oct 17, 2016, $2.1M — SMBC Venture Capital, Kakao Ventures, Seibu Shinkin Bank, TOEI ANIMATION Co., Ltd.

## Investors

- SMBC Venture Capital (https://capitalatlas.ai/funds/smbc-venture-capital) — Series A, Series C
- Kakao Ventures (https://capitalatlas.ai/funds/kakao-ventures) — Series A, Series B, Series C, Series D
- Seibu Shinkin Bank — Series A, Series B
- TOEI ANIMATION Co., Ltd. — Series A, Series B
- AG Investment (https://capitalatlas.ai/funds/ag-investment) — Series B
- Mizuho Capital (https://capitalatlas.ai/funds/mizuho-capital) — Series C
- Sinar Mas — Series C
- Orient Corporation Co., Ltd. — Series D
- Square Ventures (https://capitalatlas.ai/funds/square-ventures) — Series D
- Log Investment (https://capitalatlas.ai/funds/log-investment) — Series D
- Stonebridge Ventures — Series D
- PERSOL VENTURE PARTNERS (https://capitalatlas.ai/funds/persol-venture-partners) — Series D
- DS Asset Management (https://capitalatlas.ai/funds/ds-asset-management) — Series D
- Atinum Investment (https://capitalatlas.ai/funds/atinum-investment) — Series F
- SK Telecom — Series F
- Mirae Asset Venture Investment (https://capitalatlas.ai/funds/mirae-asset-venture-investment) — Series F
- K2 Investment Partners (https://capitalatlas.ai/funds/k2-investment-partners) — Series F
- Spotlight Equity Partners (https://capitalatlas.ai/funds/spotlight-equity-partners) — Series F