Meaningful real estate choices,
for every individual.
R Assessment is a comprehensive real estate company offering a wide range of services,
from transactions and property management to asset utilization. We focus on what truly benefits our clients
and support confident, well-informed real estate decisions.
The Market Structure We Challenge
The real estate market still suffers from information asymmetry and practices that prioritize short-term deal closures.
Prices and terms can be difficult to understand.
The available options can be unnecessarily limited.
The information needed to make confident decisions is often hard to obtain.
These are not issues that individuals can solve through knowledge or experience alone. They are structural challenges embedded in the real estate market.
We do not accept those assumptions as a given.
Meaningful real estate options for every individual.
A fairer structure for the real estate market.
To achieve this, we always think from our clients’ perspective, disclose information fairly, and propose options that lead to genuine value.
Real estate options,
all through one point of contact
R Assessment operates across a broad range of real estate fields, including sales, leasing, property management, acquisitions, and development, and manages two service brands: LONG TERM and STRADE.
Through these two distinct brands, we provide meaningful real estate options tailored to each client.
Business Areas
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Sales BrokerageBrokerage
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Leasing BrokerageLeasing
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Property ManagementManagement
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Property AcquisitionPurchase
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Development & RevitalizationDevelopment
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Web ServicesWeb Service
Service Brands
Comprehensive Real Estate Services

A comprehensive real estate service for highly individual needs. We provide one-stop support for sales, leasing, management, acquisitions, and asset utilization.
LONG TERM Official Website
Fully Online Condominium Sales

A fully online sales service for condominium units in Tokyo’s 23 wards that are less than 30 years old and priced at ¥150 million or below. Clear fees and an efficient process deliver a simple and transparent transaction experience.
STRADE Official Website
Let’s create a new model
for real estate services.
R Assessment operates multiple real estate businesses, including sales, leasing, management, acquisitions, development, and web services. We welcome people who want to go beyond routine tasks, think deeply about choices that truly matter to clients, and improve the services and systems themselves.
CareersContact
R Assessment
We welcome inquiries about our services, careers, partnerships, media requests, and other company-related matters.
After reviewing your message, the appropriate member of our team will contact you.
