Both brands take up the bulk of the retail ramen noodle options. Momofuku Ando, founder of Nissin, created his company in 1958. Post-WWII Japanese food shortages inspired Ando to create instant ramen.

Inflation also plays a role in the investigation. Nissin adjusted its suggested retail prices for Cup Noodle and instant noodles. In June 2022, it upped the suggested retail price of 180 of its ...