# HelloWorld

> HelloWorld is an Okinawa education company combining domestic cultural-exchange experiences with WorldClassroom, a school platform for English practice and international classroom exchanges. It serves families, schools and public-sector partners, with funded opportunities for children who cannot afford participation.

- **Founded:** 2020
- **Headquarters:** Okinawa City, Japan
- **Founders:** Hikari Nonaka (Co-founder and Co-CEO), Keisuke Tomida (Co-founder and Co-CEO)
- **Products:** Machinaka Ryugaku / HelloWorld Cultural Exchange, WorldClassroom, Machinaka ENGLISH QUEST, Machinaka Fund
- **Notable:** Selected for the first J-Startup OKINAWA cohort in 2024., Company lists a 2023 ICC Summit Social Good Catapult Gold Prize and a 2021 Nikkei Social Business Contest Excellence Award., WorldClassroom reached citywide adoption in Naha and Yokosuka.

## Products & services

- **Machinaka Ryugaku / HelloWorld Cultural Exchange** — Paid cultural-exchange experiences with international host families living in Japan; available in Kanto and Okinawa.
- **WorldClassroom** — School platform combining English speaking and presentation practice, AI-assisted exercises, and live or recorded international exchanges.
- **Machinaka ENGLISH QUEST** — Group activities in which learners use English with international speakers to complete missions.
- **Machinaka Fund** — Funded cultural-exchange opportunities for children from economically disadvantaged households.

## Achievements

- Selected for the first J-Startup OKINAWA cohort in 2024.
- Company lists a 2023 ICC Summit Social Good Catapult Gold Prize and a 2021 Nikkei Social Business Contest Excellence Award.
- WorldClassroom reached citywide adoption in Naha and Yokosuka.

## Latest updates

- **2026-10** — Company reported coverage of Yokosuka’s September 2026 rollout of WorldClassroom across 23 municipal junior high schools.
- **2026-07** — Announced a third consecutive EDU-Port Japan supported-project selection.
- **2026-03** — Announced a CPO presentation on CEFR-J-based assessment research at the CEFR-J 2026 Symposium.

## Links

- Website: https://inc.hello-world.city/en/
- LinkedIn: https://www.linkedin.com/company/helloworld-inc/
- Instagram: https://www.instagram.com/machinaka_ryugaku/
- Facebook: https://www.facebook.com/helloworld.city

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Profile page: https://yespress.io/helloworld
Published by YesPress — https://yespress.io
Last updated: 2026-10-23