Manabu Seko
COO President Of Chalk Digital Japan
Tokyo, Japan
Summary
👤
Senior🎓
Top SchoolManabu Seko is a seasoned technology and product leader with 31+ years of experience and 11 years in senior executive roles, currently serving as COO/President of Chalk Digital Japan and CEO of Kazenojidai. He has built and scaled mobile game studios and cross-functional teams—from founding a 100+ member Capcom Mobile team to leading global studios as President/CTO at Beeline Interactive—while also running product, marketing and engineering functions. His background spans corporate engineering and international sales at Panasonic to cloud and game streaming leadership at AWS Japan, giving him rare fluency across hardware, software, and cloud services. Known for combining startup agility with enterprise discipline, he repeatedly turns creative IP into profitable digital products and operations. Based in Tokyo, he brings a practical economics perspective to product strategy and a track record of launching and monetizing games and services across global markets.
11 years of coding experience
31 years of employment as a software developer
Zeze High SchoolBachelor's degree, Economics, Bachelor's degree, Economics at Faculty of Economics, Shiga University
Japanese, English
Github Skills (62)
dns-over-https10
dyndns10
cert10
dns-record10
sec10
powerdns10
coredns10
plugin10
resolver10
dnssec10
service-discovery10
go10
dns10
golang10
encrypt9
Programming languages (5)
Github contributions (5)
mimuret/golang-iij-dpf
Jul 2021 - Feb 2023
Contributions:13 releases, 25 PRs, 46 pushes in 1 year 8 months
mimuret/dnsutils
Jul 2021 - Dec 2024
Contributions:26 releases, 39 PRs, 61 pushes in 3 years 5 months
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