A Novel Concept Emerges
In 2021, Japan’s MA Corporation introduced the Katsugyo Bag, a portable device designed to transport live fish, ensuring optimal freshness until preparation.
Design and Features
The Katsugyo Bag features a cylindrical shape with a transparent midsection, allowing users to monitor the fish during transport. Equipped with a handle for portability and a gauge to measure water oxygen levels, the device ensures the fish remain alive and fresh.
Development and Testing
Since its initial reveal in October 2020, the Katsugyo Bag has undergone various modifications, including the addition of an oxygen gauge and feeding port. Developers have tested the device with different fish species, documenting progress on their Instagram page.
Market Reception
The innovative design has garnered significant attention, with potential users expressing interest in its commercial availability. While primarily aimed at culinary applications, the Katsugyo Bag also appeals to pet fish enthusiasts seeking a portable solution for their aquatic companions.
In 2021, Japan's MA Corporation introduced the Katsugyo Bag, a portable device designed to transport live fish, ensuring optimal freshness until preparation.🧵👇 pic.twitter.com/9gxkAHjbWe
— Detective Tiger's Stories (@TigerDetective) February 20, 2025