Delta Crucis is a star in the southern constellation of Crux. It has the proper name Imai, pronounced, which was adopted by the International Astronomical Union on 10 August 2018. This is the faintest of the four bright stars that form the prominent asterism known as the Southern Cross. It is visible to the naked eye with an apparent visual magnitude of 2.8. Imai is a massive, hot and rapidly rotating star that is in the process of evolving into a giant. It is located at a distance of about 345 light-years from the Sun.