Toudou Ryuunosuke Tantei Nikki - Kohakuiro No Yuigon (High Road) ROM Download can be obtained free for Nintendo DS on EmuGames.net only. Play emulator game in English for the USA region. Toudou Ryuunosuke Tantei Nikki Kohakuiro No Yuigon is a NDS ROM that you can download to your computer or play online within your browser. You can also download roms such as Meitantei Conan Atasuki No Monument and Meitantei Conan Aoki Houseki No Rinbukyoku that work on all devices including desktop and mobile. Be sure to rate the game if you enjoyed playing this ROM.