放課後は、異世界喫茶でコーヒーを = Have a cup of coffee at the Cafe in Fantasy World,after school.
ほうかご わ いせかい きっさ で こーひー お
est. Rough estimate based on volume count, reprints and magazine — not an official figure
External databases: MADB
How to compare editions, collected volumes and ISBNs / Sources, updates and corrections