Nohara Hiroshi Hirumeshi no Ryūgi (野原ひろし 昼メシの流儀, lit.

"The Style of Hiroshi Nohara's Lunch") is a Japanese manga series written and illustrated by Yōichi Tsukahara, which is a spin-off of Yoshito Usui's Crayon Shin-chan series, focusing on Hiroshi Nohara, Shin-chan's father and the head of the Nohara family.

Written and illustrated by Yōichi Tsukahara, Nohara Hiroshi Hirumeshi no Ryūgi began serialization in Futabasha's seinen manga magazine Manga Town on December 4, 2015.

[3] The series' chapters have been collected into thirteen tankōbon volumes as of March 2025.

The series is produced by Shin-Ei Animation, animated by DLE, and directed by Tsukasa Nishiyama, with Hayashi Mori handling series composition and writing the scripts alongside Moral, Koutarou Yamawaki designing the characters, and Akifumi Tada composing the music.