Arrow is an experienced researcher of comparative cultural studies in a western country. His current subject is Japan, a mysterious archipelago in the Far East. He is researching the country from many perspectives with the aim of publishing a book. Enjoying his hobbies, traveling and reading, Arrow is full of curiosity and fondly looks after his assistant Vector. However, at times he gets flustered by her vibrant personality.
Voice actor: Peter Von Gomm
Vector admires Professor Arrow and works as his assistant. Her specialty is fieldwork in technology and craftsmanship. Now, she is studying Japanese food products and household goods. Vector has a wide range of hobbies, from manga and fishing to finding local delicacies to eat so she totally enjoys her work in Japan. Her proactive support is helpful for Arrow, but her directness sometimes creates problems for him.
Voice actress: Mirei Yamagata