noun
forced rice-eating event
Refers to a specific Shugendō ceremony at Rinnōji temple in Nikkō, held on April 2, where participants are compelled to eat a large amount of rice. Not a general term.
日光の輪王寺では、毎年四月二日に強飯の行事が行われる。
At Nikkō's Rinnōji temple, the Gōhan ceremony is held every year on April 2.