Kazutoshi Obana's gray, hooded coat doesn't just keep him dry in a downpour. It can also make him seem invisible. On a clear day at Tokyo University, Obana stands outside and dons the coat. Viewed ...

TOKYO -- Kazutoshi Obana's gray, hooded coat doesn't just keep him dry in a downpour. It can also make him seem invisible. On a clear day at Tokyo University, Obana stands outside and dons the coat.

Kazutoshi Obana's gray, hooded coat doesn't just keep him dry in a downpour. It can also make him seem invisible. On a clear day at Tokyo University, Obana stands outside and dons the coat. Viewed ...

TOKYO (AP) - Kazutoshi Obana's gray, hooded coat doesn't just keep him dry in a downpour. It can also make him seem invisible. On a clear day at Tokyo University, Obana stands outside and dons the ...