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Your Japan-Quality Partner for AI Transformation


Headquartered in Japan, RIKAI has established itself over many years as a deeply trusted technology partner for Japan’s major corporations. We take pride in delivering a powerful synergy of Japan-standard quality, global delivery speed, and offshore cost-efficiency.

We go beyond standard development by specializing in the integration of AI and IoT, providing our customers with enhanced efficiency and innovative strategic value that drive business growth.

Our core services lies in:

  • Min project size
    $5,000+
  • Hourly rate
    $25 - $49 / hr
  • Employees
    250 - 999
  • Locations
    Shinjuku City, Japan
  • Year founded
    Founded 2017

3 Locations

  • Shinjuku City , Japan
  • Thuận Phước , Vietnam
  • Hanoi , Vietnam

Select Focus Area
Application Platforms
Amazon Application Development Framework
35%
Linux server
30%
Azure Platform
10%
Heroku
10%
Windows server
5%
AI Technologies & Models
AI2
5%
AI21
5%
Adobe Firefly
5%
Anthropic
5%
Codegeex
5%
Cohere
5%
Craiyon
5%
Deepmind Gopher
5%
Dreamfusion
5%
Facebook OPT
5%
GPT-J
5%
GPT-Neox
5%
Hugging Face Bloom
5%
Meta Make-a-Video
5%
Microsoft X-Clip
5%
Open AI Dall-E 2
5%
Open AI GPT-3
5%
OpenAI Jukebox
5%
Stable Diffusion
5%
Tabine
5%
AR/VR Development Focus
Layar SDK
10%
Kudan
5%
MaxST
5%
Vuforia
5%
CMS Focus
ExpressionEngine
50%
Frameworks and CMS
Spring MVC
11%
Django
6%
Programming & Scripting
PHP
15%
Python
15%
Ruby
15%
AJAX
5%
C#
5%
Objective C
5%
Visual Basic
5%
Industries
Other industries
25%
Education
15%
Manufacturing
15%
eCommerce
15%
Business services
10%
Hospitality & leisure
10%
Telecommunications
10%
Clients
Midmarket ($10M - $1B)
45%
Enterprise (>$1B)
30%
Small Business (<$10M)
25%

Pricing Snapshot

Min. project size $5,000+
Avg. hourly rate $25 - $49 /hr
Rating for cost 5 /5

Most Common Project Size

< $10,000 based on 3 reviews
< $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

Select a service to see pricing information

Highly Rated Similar Providers

Overall Review Rating

5.0
  • Quality

    5.0 /5
  • Schedule

    5.0 /5
  • Cost

    5.0 /5
  • Willing to Refer

    5.0 /5
See all 3 Reviews

RIKAI Co., Ltd. Reviews

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Custom Software Dev for Utility Company

  • AI Development Application Testing Custom Software Development
  • Chatbots & Conversational AI
    +3
  • Less than $10,000
  • Jan. - June 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Rikai stood out for their strong collaboration and deep understanding of our needs."

Feb 12, 2026
Head of Development, UUU
Peter Mr
  • Utilities
  • Tokyo, Japan
  • 51-200 Employees
  • Online Review

RIKAI developed and integrated Sakura server management functionality into the Raplase platform. They built a web-based system to automate software installation and server configuration.

Mgmt System Dev & UX/UI Design for Education Institution

  • Custom Software Development UX/UI Design
  • .NET
    +4
  • $10,000 to $49,999
  • Jan. 2024 - Jan. 2025
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Their greatest strength lies in designing and operating large-scale systems with a scalable architecture."

Feb 12, 2026
Head of Engineering, lLAH
Alex M
  • Education
  • Tokyo, Japan
  • 501-1,000 Employees
  • Online Review

RIKAI developed and designed a software solution for an educational institution. The team built a centralized, large-scale education management system with a scalable cloud-based microservices architecture.

Custom Software Dev for Luxury Resale Company

  • AI Agents AI Development AR/VR Development
  • AI Agent Frameworks
    +1
  • Less than $10,000
  • Jan. 2025 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Their proactive mindset and commitment to quality truly set them apart."

Feb 12, 2026
Senior Technical Writer, HIM
Linh Pham
  • Government
  • Tokyo, Japan
  • 1,001-5,000 Employees
  • Online Review

RIKAI has developed a custom software solution for a luxury resale company. The solution optimizes the client's appraisal and verification process, reducing reliance on manual assessments.

Showing 1-3 of 3 Reviews

Project discovery

A comprehensive solution designed to transform your innovative ideas into actionable project plans. Our approach combines best practices in business analysis, market research, product delivery, and growth strategy development to address operational efficiency, expansion, technology, and business management challenges.

Small

Discovery workshop

$5,000 /total
  • Clarification Call: Free initial consultation to assess business needs goals and challenges
  • Stakeholder Alignment: Identify key stakeholders and align expectations
  • 2 week delivery

Large

MVP development

$15,000 /total
  • Clarification Call: Strategic planning for MVP execution
  • Stakeholder Alignment: Define team roles and responsibilities for MVP execution
  • UI/UX Concept Development
  • 2 month delivery
Features

Small

$5,000

/total

Medium

$10,000

/total

Large

$15,000

/total

Clarification Call

Free initial consultation to assess business needs goals and challenges

In depth analysis with detailed documentation

Strategic planning for MVP execution

Stakeholder Alignment

Identify key stakeholders and align expectations

Facilitate discussions to resolve internal vision conflicts

Define team roles and responsibilities for MVP execution

UI/UX Concept Development

Small

$5,000

/total

Clarification Call

Free initial consultation to assess business needs goals and challenges

Stakeholder Alignment

Identify key stakeholders and align expectations

UI/UX Concept Development

Medium

$10,000

/total

Clarification Call

In depth analysis with detailed documentation

Stakeholder Alignment

Facilitate discussions to resolve internal vision conflicts

UI/UX Concept Development

Large

$15,000

/total

Clarification Call

Strategic planning for MVP execution

Stakeholder Alignment

Define team roles and responsibilities for MVP execution

UI/UX Concept Development

Our Story

Bridging "Japan Quality" with global flexibility is our earnest mission. Unlike traditional offshore development, RIKAI is defined by "Rikai-ryoku" (Power of Understanding). We combine the meticulous precision of Japanese standards with the high-speed agility of our global engineering team in Vietnam. We don't just "build what we are told"—we proactively suggest better ways to achieve your goals, ensuring that every line of code serves a strategic business purpose. 

What Sets Us Apart

Japan Quality

Headquartered in Tokyo, RIKAI delivers the rigorous excellence expected by Japan’s top corporations. Our commitment to precision and reliability is well-verified by our Japanese clients. We don't just build software; we drive long-term trust and business success.

Global Speed

With 300+ engineers leveraged by AI-driven workflows, we turn complex ideas into scalable products with unmatched agility. RIKAI accelerates the development lifecycle, ensuring your business stays ahead of the curve by delivering high-value innovation and reliable digital solutions at a global pace.

Vietnam Cost-Efficiency

We offer a powerful economic edge by combining world-class expertise with Vietnam’s offshore cost-efficiency. This synergy maximizes your ROI while save your development cost by 50% without compromising quality. RIKAI provides scalable talent for success at a highly competitive price point.

Locations (3)

Park West Bld Shinjuku CityJapan 160-0023

31 - 40

Contact RIKAI Co., Ltd.

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