We’re partnering with businesses to deliver customer-driven success.

Blending insight, strategy and imagination, we help clients explore and act on opportunity.

We help them to deliver strategic innovation and development, while maintaining positive momentum towards their goals.

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Brands we’ve worked with

  • vonage
  • 日鉄興和不動産
  • 三菱地所
  • 野村不動産
  • ubiquitousai
  • NTTぷらら
  • v-cube
  • みずほ
  • ベネッセホールディングス

Our Work

  • sumune

    sumune for LIVIO

    Online shopping for real estate

    • Strategy Consulting
    • UX/UI Consulting
    • System Development

    Developing Sumune for Livio, a fully online process for purchasing apartments from anywhere, anytime.


    Nippon steel kowa real estate CO., LTD.


    Nippon steel kowa real estate CO., LTD.

    Within the first 30 days of release, achieved full sell-out of all available apartments

  • well-room

    Well Room

    Multi-lingual healthcare support

    • Strategy Consulting
    • UX/UI Consulting
    • System Development

    Launching Well Room, a platform to deliver health services for foreigners in the Japanese workforce.


    WELL ROOM Co., Ltd.


    2 months of strategy consulting, followed by continual improvements and service expansion

    Achieved over 10 business registrations within first 30 days

  • sunshine

    My Sunshine City

    Sunshine City members club

    • Strategy Consulting
    • UX/UI Consulting
    • System Development

    Making Sunshine city’s platform to deliver up-to-date information and services to workers and members of the Ikebukuro Sunshine City community.


    Sunshine City Corporation


    2 months of strategy consulting, followed by continual improvements and service expansion

    Reached 10,000 users within 30 days of release date

  • yui-en


    Classroom Management Service

    • Strategy Consulting
    • UX/UI
    • System Development
    • Design

    Creating Yui-en, a classroom management support system for Elementary and Junior High Schools.


    Yui connection, Inc.


    2 months of strategy consulting, followed by continual improvements and service expansion

    Used by over 20 schools since release in 2022

Our Expertise

Arsaga is a Japanese all-in-one consulting and development company that offers consulting and engineering services to clients all around the world.

  • Business Strategy
  • Web & App Development
  • UX/UI & Design
  • Quality Assurance & Testing
  • Web Marketing
  • Business Strategy

    Strategic consulting and data-driven business planning powered by actionable insights and analyses, all geared toward the needs of your business and its customers.

    Through digitized services and an integrated, frictionless approach, we’ll help you unlock your value potential.

  • Web & App Development

    Responsive apps built through flexible and scalable development, with agility, security, performance and affordability all at the forefront.

    Keep pace with trends, and define your service with digital continuity, delivered with both speed and meticulous quality.

  • UX/UI & Design

    User-focused strategy and deliverables that focus on the people behind the screen.

    Actualization of latent potential for KPI-boosting experiences, fostering synergy between business and user, and beautiful, multi-lingual designs for global audiences.

  • Quality Assurance & Testing

    Relentless testing with high performance standards, frequent checks and iterative improvements to guarantee speedy response times and maximized compatibility.

    Preventative efforts to minimize errors, and aggressive action to eliminate bugs and hiccups.

  • Web Marketing

    Multi-channel marketing strategy and SEO that generates leads from visits and converts leads into customers. Brand awareness boosts through refined customer experiences, and improved business agility through embracing and responding to data.


Industries and Areas

  • live-streaming
    Live Streaming
  • iot
    IoT (Internet of Things)
  • gaming
  • education
  • health-wellness
    Health & Wellness
  • real-estate
    Real Estate
  • e-commerce
  • manufacturing
  • mobility
  • tourism

“Our aim is to break through the slowing growth of IT Human Resources in Japan, and transmit our strengths to the world.”

Taimei Omata

Founder and CEO/CTO

Every day, our experts work together with clients from a host of different industries to turn their budding visions into realities.

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