anchor.diff:  state_jp_jp-21,jp,"Gifu","21"
   state_jp_jp-10,jp,"Gunma","10"
   state_jp_jp-34,jp,"Hiroshima","34"
  -state_jp_jp-01,jp,"Hokkaidō","01"
  -state_jp_jp-28,jp,"Hyōgo","28"
  +state_jp_jp-01,jp,"Hokkaido","01"
  +state_jp_jp-28,jp,"Hyogo","28"
   state_jp_jp-08,jp,"Ibaraki","08"
   state_jp_jp-17,jp,"Ishikawa","17"
   state_jp_jp-03,jp,"Iwate","03"
   state_jp_jp-37,jp,"Kagawa","37"
   state_jp_jp-46,jp,"Kagoshima","46"
   state_jp_jp-14,jp,"Kanagawa","14"
  -state_jp_jp-39,jp,"Kōchi","39"
  +state_jp_jp-39,jp,"Kochi","39"
   state_jp_jp-43,jp,"Kumamoto","43"
  -state_jp_jp-26,jp,"Kyōto","26"
  +state_jp_jp-26,jp,"Kyoto","26"
   state_jp_jp-24,jp,"Mie","24"
   state_jp_jp-04,jp,"Miyagi","04"
   state_jp_jp-45,jp,"Miyazaki","45"
  
positive.code: state_jp_jp-36,jp,"Tokushima","36"
  state_jp_jp-31,jp,"Tottori","31"
  state_jp_jp-16,jp,"Toyama","16"
  state_jp_jp-13,jp,"Tōkyō","13"
  state_jp_jp-30,jp,"Wakayama","30"
  state_jp_jp-06,jp,"Yamagata","06"
  state_jp_jp-35,jp,"Yamaguchi","35"
  
negative.code: state_jp_jp-42,jp,"Nagasaki","42"
  state_jp_jp-29,jp,"Nara","29"
  state_jp_jp-15,jp,"Niigata","15"
  state_jp_jp-44,jp,"Oita","44"
  state_jp_jp-33,jp,"Okayama","33"
  state_jp_jp-47,jp,"Okinawa","47"
  state_jp_jp-27,jp,"Osaka","27"
  state_jp_jp-41,jp,"Saga","41"
  state_jp_jp-11,jp,"Saitama","11"
  state_jp_jp-25,jp,"Shiga","25"
  