🌐EnglishEnglishEspañolFrançaisPolskiРусский中文日本語EntityQ1151524· pop 10· linked from 61 articlesType 99Also known as Type 99 cannon20 mm autocannon aircraft armamentWikidata factsImageNavy Type 99-1 & 99-2.JPGSources (1)wikidata.orgvia Wikidata · CC0Available in 9 languagesEspañolFrançais中文日本語РусскийCzechPolskiTiếng Việtvia Wikidata sitelinks · CC0ConnectionsblowbackEntityautocannonEntityCategories20 mm artilleryAircraft gunsAPI blowback firearmsAutocannonWeapons and ammunition introduced in 1937