Ep. 6: Koizumi-san's Hiyashi Ramen Pilgrimage Amidst Summer Heat
Aired on February 8, 2018

The intense summer heat causes the trio to suffer loudly, drawing disdainful looks from Koizumi-san as she continues her ramen pilgrimage. Determined to keep up, Yuu forces herself to follow Koizumi-san despite the discomfort. During this journey, Koizumi-san announces her intention to eat "hiyashi" ramen, introducing a specific type of dish to the group. The narrative focuses on the contrast between the struggling trio and Koizumi-san's unwavering dedication to her culinary quest, while also raising the question of what exactly constitutes this particular style of ramen.
Episodes
- Ep. 2 · Misa Nakamura Shadows Koizumi-san After a Humiliating Breakup
- Ep. 3 · Yuu persists in inviting Koizumi to eat, leading to a crowded ramen shop encounter with distant seating.
- Ep. 4 · Yuu follows Koizumi-san to a Western restaurant where she encounters a dashing man
- Ep. 5 · Jun and Koizumi sample Euglena ramen during science class curiosity
- Ep. 6 · Koizumi-san's Hiyashi Ramen Pilgrimage Amidst Summer Heat
- Ep. 7 · The trio plans a nationwide trip during summer break with Koizumi-san leading the way
- Ep. 8 · Yuu and Misa enjoy the ocean while Jun struggles with summer homework and career aspirations in the library.
- Ep. 9 · The narrative explores the enduring challenge and mystery of mountains and their impact on climbers like Koizumi-san.
- Ep. 10 · Koizumi consumes mysterious water-colored ramen featuring unusual ingredients like soy milk and alkali.