Shoumaru Pass is located in Chichibu National Park in Saitama prefecture. Kazumi is dropped off at Seibu Chichibu Station, the main train station for accessing Chichibu National Park. Its accessible from the Seibu Line at Ikebukuro Station, in Tokyo.
Kenta undergoes a drastic change between series 1&2 his hair colour darkening and his skin pigment also doing so.