Field X
1 known investors
Field X builds AI agents that automate operational tasks in rental property management, including phone answering, email and chat replies, document and contract preparation, and repair proposals. The company aims to let human staff focus on interpersonal work while reducing costs.
Also known as Field X inc. · 株式会社Field X
Investors · 1
Company profile
researched Aug 2026Field X (株式会社Field X / Field X inc.) is a Tokyo-based company that describes itself as an AI agent company specialized in rental property management (賃貸管理) operations. It offers a set of AI agents intended to automate tasks across the rental management workflow so that staff can concentrate on interpersonal work, with the stated aim of reducing costs while maintaining outcomes.
The published service set covers AI voice call handling (AIコール), email and chat response (AIチャット), owner support through pre-visit information organization, AI Docs for contract and document creation, support for move-out procedures, lease renewal notices and reminders, and repair/renovation proposals. The company frames its broader ambition as implementing AI across existing industries so that AI supports decision-making and humans focus on creative and question-setting work.
Founding story
Field X was established in March 2026 by two founders with backgrounds at Kure National Institute of Technology (呉工業高等専門学校). Founder and representative director Yoshihiko Sato, born in 1002...
Business model
Field X supplies AI agents to rental property management companies, with website calls to action oriented around consultations and downloadable materials, and references to past client cases.
Traction
The company references past client cases on its site; no quantified customer or revenue figures are published.
Latest developments
The corporate website was renewed on 2026-05-20, and the company runs year-round hiring for long-term internships, 2027 and 2028 new-graduate roles (forward deployed engineer, sales/DS, product engineer) and contract-based sales, product engineering and QA engineering positions.
▸Full profile — market position, technology, go-to-market, geography, history
Market position
Positions itself as an AI agent company focused specifically on rental property management operations rather than general-purpose AI tooling.
Technology
Groups of AI agents applied to rental management workflows, covering telephone response, email and chat replies, contract and document generation, move-out processing, renewal reminders, repair and renovation proposals, and organizing information ahead of owner visits.
Go-to-market
Direct engagement via the corporate site through consultation requests, document/material requests and case studies, supported by an owned content stream on AI adoption and ROI in rental management.
Real estate rental property management companies (不動産賃貸管理会社), including their call center and document management functions.
Geography
Headquartered at 10-35 Shinsencho, Shibuya-ku, Tokyo, Japan, with Japanese-language operations.
History
The company was established in March 2026 as 株式会社Field X, headquartered in Shibuya-ku, Tokyo. It relaunched its corporate website on 2026-05-20 and publishes ongoing informational articles on AI adoption in rental property management, with posts dated June 2026.
Compiled by commissioned research from 8 cited public sources — announcements, filings, and press listed under research sources below.
Timeline · 2
launches, deals, and filingsField X inc. was founded in March 2026 by representative director Yoshihiko Sato and co-founder/senior managing director Yusuke Yoshimura, with offices in Shibuya-ku, Tokyo.
Dated company events from announcements, filings, and press; legal rows summarize public dockets and regulator releases.
▸Research sources · 8
primary sources listed
- Field Xfieldx.site · web
8 public sources were cited for this profile; the first-party ones are listed here.
Frequently asked questions
- What does Field X do?
- Japanese AI-agent company building automation for rental property management operations.
- Who are Field X's investors?
- Field X's investors include Skyland Ventures.