Similar to 山下弘綱
 - CUDACUDA
 - CursesCurses (programming library)
 - CVCCCVCC
 - CYP2D6CYP2D6
 - CYP3A4CYP3A4
 - CZ (オートバイ)Česká zbrojovka Strakonice
 - Cz75CZ 75
 - C型肝炎ウイルスHepatitis C virus
 - C++C++
 - C級潜水艦 (イギリス海軍)British C-class submarine
 - D-10 100mm戦車砲D-10 tank gun
 - D-558-1 (航空機)Douglas D-558-1 Skystreak
 - D-21 (航空機)Lockheed D-21
 - D101/102次列車D101/102 Beijing–Harbin through train
 - D27/28次列車D27/28 Beijing–Harbin through train
 - D-558-2 (航空機)Douglas D-558-2 Skyrocket
 - Da 210/22 modello35Obice da 210/22
 - Da 75/27 modello06Cannone da 75/27 modello 06
 - Da 75/27 modello11Cannone da 75/27 modello 11
 - Da 75/32Cannone da 75/32 modello 37
 - Darwin Information Typing ArchitectureDarwin Information Typing Architecture
 - DasherDasher (software)
 - Data Encryption StandardData Encryption Standard
 - DataScope
 - DataSpider Servista
 - DAW (ナチ親衛隊企業)German Equipment Works
 - DB-LK (航空機)Belyayev DB-LK
 - DbxDbx (noise reduction)