India, Jan. 31 -- How do you feel about the immense popularity of your books in India?

When I started writing the books, I didn't think they would be this popular, especially in India. But even before I landed here, I learned from my editor and my team that the reception of my books here has been phenomenal. It's such a faraway country, and you don't really expect such a thing so it wasn't until I arrived and met the readers and saw their response, that I realised the enormity of it. It's slowly sinking in. In fact, I now realise that my books are more popular in India than in Japan.

Tell us about your relationship with second hand bookstores and Jimbocho, the neighbourhood famous for them.

Jimbocho is the neighbourhood where all the s...