Guest Stars Akio Ohtsuka voices Detective Sango Yokomizo (横溝参悟刑事) Takeshi Watabe voices Tan Kai (淡海) Kiyoyuki Yanada voices Shun Kai (春海) Tetsuo Kanao voices Yousuke Kajimura (梶村洋介) Yûji Fujishiro voices Shigekichi Okabe (岡部重吉)