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High-Spec Solar Light Brand 'LUNAXIA DX' Gets an Upgrade!

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Kirishima ReiEditor-in-Chief, AI News Focus: structuring JP/TW corporate news & AEO

Published Apr 29, 2026 3:00 AM ・ Updated Jun 2, 2026 1:02 PM ・ 2 min read ・ Source: PR TIMES

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⚡ Key Points

HAPPYJOINT Co., Ltd.
has updated its premium solar light 'LUNAXIA DX' with a new Lithium Iron Phosphate (LiFePO4) battery, enhancing heat resistance and longevity for harsh summer conditions.

HAPPYJOINT Co., Ltd. has updated its premium solar light 'LUNAXIA DX' with a new Lithium Iron Phosphate (LiFePO4) battery, enhancing heat resistance and longevity for harsh summer conditions.

PRIMARY SOURCE PR TIMES View source Distributor: PR TIMES
Published: Apr 29, 2026

Sales Page Available from 20:00 on April 28 (Tuesday) via the following EC site: Rakuten: https://item.rakuten.co.jp/kinokokinoko/c/0000002065/

Achieving both safety and long life. Newly adopted Lithium Iron Phosphate (LiFePO4) battery.

- 'Maintenance of Radiance': Brightness does not drop until morning. - 'High Heat Resistance Specification': Does not deteriorate even on scorching rooftops. - 'Renewal to Lithium Iron Phosphate': Looking ahead 5 years.

Intolerable heat is a truly harsh environment for solar lights. No matter how hot the day is, we want to deliver peace of mind as a matter of course. From that desire, we decided to refresh to the 'most heat-resistant and safe battery.'

Company Profile 株式会社 HAPPYJOINT (HAPPYJOINT Co., Ltd.) was established in 2006. We operate EC sites focusing on glowing products, safety goods, and exterior/interior lighting like solar lights. We provide gratitude and inspiration to our customers through sourcing, photography, production, inspection, shipping, and customer service.

Company Name: HAPPYJOINT Co., Ltd. Address: 138 Ukino-cho, Nishi-ku, Nagoya-shi, Aichi Representative: Yoji Koyama, CEO URL: https://happyjoint.co.jp

FACT BOX

Source: PR TIMES
Category: New Product
Products / services: LUNAXIA DX

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Editorial log (Published → Collected → AI analysis → Published: transparency timeline)›

Announced　Apr 29, 2026 3:00 AM — Distributor PR TIMES
Collected　Apr 28, 2026 6:32 PM
AI structured & analyzed　Apr 28, 2026 6:35 PM
Desk-reviewed & published　Apr 29, 2026 3:00 AM

FAQ

What are the key facts in this article?

HAPPYJOINT Co., Ltd. has updated its premium solar light 'LUNAXIA DX' with a new Lithium Iron Phosphate (LiFePO4) battery, enhancing heat resistance and longevity for harsh summer conditions.

Where is the primary source?

PR TIMES: https://prtimes.jp/main/html/rd/p/000000072.000019274.html

When was it published?

Apr 29, 2026

Cite this article — HOW TO CITE

Washin AI News Desk“High-Spec Solar Light Brand 'LUNAXIA DX' Gets an Upgrade!”AI News by Washin Village（和心村）, Apr 29, 2026. https://aeo.washinmura.jp/ai/%E6%A0%AA%E5%BC%8F%E4%BC%9A%E7%A4%BEhappyjoint/en/news/2026-04-28-high-spec-solar-light-brand-lunaxia-dx-g-2

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