Hiroya Watanabe has written at least 4 books. Their most popular book is I Shall Survive Using Potions! Volume 5 with 2 saves with an average rating of 3.5⭐.
#1 of 4 in Welcome to Japan, Ms. Elf!
2018 • 2 Readers • 199 pages
#5 of 6 in I Shall Survive Using Potions! Light Novels
2019 • 2 Readers • 189 pages • 3.5
#4 of 6 in I Shall Survive Using Potions! Light Novels
2019 • 2 Readers • 227 pages • 3.5
#6 of 6 in I Shall Survive Using Potions! Light Novels
2020 • 1 Reader • 1
#4 of 4 in Welcome to Japan, Ms. Elf!
2019 • 1 Reader
#3 of 4 in Welcome to Japan, Ms. Elf!
2019 • 1 Reader
#2 of 4 in Welcome to Japan, Ms. Elf!
2018 • 1 Reader