Home›1939 ships›Japanese submarine I-20🌐EnglishEnglishFrançaisTiếng Việt中文日本語EntityQ11379202· pop 6· linked from 162 articlesJapanese submarine I-20Also known as I-201939 Type C1 submarineWikidata factsShow 1 more factnameI-20via Wikidata · CC0On the map11 mapped locationsAvailable in 6 languagesFrançais中文日本語Tiếng ViệtUkrainianvia Wikidata sitelinks · CC0ConnectionssonarEntityshellEntityCategories1939 shipsAttack on Pearl HarborJapanese submarines lost during World War IIJapanese submarines lost with all handsMaritime incidents in April 1943Maritime incidents in September 1943Missing submarines of World War IIShip infoboxes without an imageShips built by Mitsubishi Heavy IndustriesSubmarines sunk by United States warshipsType C1 submarines