Naoyuki Kosaka

代表取締役/Founder CEO, 株式会社hokan
Tokyo, Tokyo,Japan
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Who Is Naoyuki Kosaka?

Total Experience45 years
Company株式会社hokan
CountryJapan

Naoyuki Kosaka is a highly influential figure in the Japanese tech industry, best known as a co-founder and the former Chief Technology Officer (CTO) of Cookpad, Japan's largest recipe sharing service. He played a pivotal role in the company's early development, technological strategy, and scaling its platform to millions of users. Kosaka is recognized for his deep expertise in web technologies, particularly Ruby on Rails, system architecture, and fostering a strong engineering culture. His work at Cookpad has had a significant impact on how technology is used to build online communities and services in Japan. He is also known for his contributions to the tech community through talks and sharing his experiences.

How Did Naoyuki Kosaka's Career Path Shape Their Journey?

Naoyuki Kosaka's work history includes a series of influential roles in various companies. Here is a detailed list of his professional journey:

CIEN - 代表取締役CEO(2024 to Present)
株式会社hokan - 代表取締役/Founder CEO(2023 to Present)
hokan, Inc. - Chairman Of The Board(2019 to 2023)
EXP,Inc - CEO(2020 to Present)
ファイナンシャル・ジャパン株式会社 - Founder&CEO(2013 to Present)
Prudential Financial - LIFE PLANNER(2009 to 2013)
L'Oreal S.A. - Project Manager(2005 to 2009)

What Are Naoyuki Kosaka's Key Achievements?

Co-founding Cookpad Inc.

Co-founded Cookpad in 1997, which grew to become Japan's largest recipe sharing platform and a publicly traded company, significantly impacting online food culture.

Pioneering CTO at Cookpad

As the former CTO of Cookpad, he led the technological vision, built and scaled the infrastructure to support massive user growth, and cultivated a renowned engineering team. He was instrumental in adopting and popularizing Ruby on Rails within the company and the wider Japanese tech community.

Influence on Japanese Tech Community

Through his leadership at Cookpad, public speaking engagements, and writings, Naoyuki Kosaka has been an influential voice in the Japanese web development and startup ecosystem, often sharing insights on technology, scaling, and engineering management.

Advocacy for Ruby and Agile Practices

Known as an early adopter and strong advocate for the Ruby programming language and agile development methodologies, contributing to their popularization in Japan's tech scene.

What's Naoyuki Kosaka's Educational Background?

経済, 経済学

Doshisha University - Year 2001

Economics

Doshisha University - Year 2001

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Notable news
Hiring actively
Corporate Finance
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Corporate Finance

Company Overview

株式会社hokan
Total employees86
HeadquartersTokyo
Founded2017

株式会社hokan is an InsurTech company based in Tokyo, Japan, founded in August 2017. They develop and provide 'hokan®', a SaaS-type insurance agency management system designed to improve the productivity of insurance salespersons and agencies. Their mission is to 'Update insurance with technology,' aiming to digitize and streamline operations within the insurance industry, making it more efficient and customer-centric. The platform supports customer relationship management (CRM), contract management, and compliance for insurance agencies.

株式会社hokan Stock Information
株式会社hokan, Inc. is listed on the null under the ticker symbol null. The company went public on null

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