BoÌ"sai pikunikku ga kodomo o mamoru: saigaiji ni yakudatsu sabaibarujutsu o tanoshiku manabu

by Puragudo. Tankobon Hardcover details (USA). ISBN: 978-4-04-066330-2 ISBN-10: 4-04-066330-6 ToÌ"kyoÌ" : Kadokawa, 2014. · 2014