Yuu tries to recreate the ramen of her childhood.
She can't even remember the name of the place, and with only the fact that it's "Delicious Ramen", she is a complete loss.
However, after Koizumi-san samples her ramen, they figure out the original source.
What exactly is the mysterious "Delicious Ramen"?
and the further development 
of that rich soy sauce base
وتطويرًا إضافيًّا لحساء صلصة 
الصّويا الغنيّ ذاك
Besonders neugierig bin ich auf die „Osaka-Black“,
deren Sojageschmack intensiv entwickelt wurde.
y el más desarrollado de base
de salsa de soja es el Osaka Black,
y el más desarrollado de base
de salsa de soja es el Osaka Black,
Et ceux à la soupe sombre
ont donné naissance à l’Osaka black
e gli Osaka Black che si sono sviluppati da
quel gusto intenso alla salsa di soia
a partir daí também foi desenvolvido
a base encorpada de shoyu
и он же лежит в основе
моего любимого рамэна