Japan
Shiroshita Syoji is a Japanese firm with more than 100 years of craftsmanship history. Services include the product development process from idea to production and packaging. They attend to various ship and harbor types and work with different brands and manufacturers. Specifically mentioned are the audio series SOUND WARRIOR and ROAD WARRIOR as well as the headset KIOHKUMAN 7. The company also offers after-sales services. No specific certificates or classes are named, but it is emphasized that they meet customer needs sustainably and with respect. There are no specifications for the founding year or size of the firm.
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