Provided is a cell preserving vessel which is protected against damage during storage. The cell preserving vessel 1 includes: a vessel body 10 which is made of a flexible resin member and has a cell accommodating part 11; a cell introducing tube 20 which is connected to the vessel body 10 and through which cells are introduced into the cell accommodating part 11; and a pair of tube protecting parts 40 which are arranged to hold the cell introducing tube 20 therebetween and which protect a vicinity of a joined portion of the cell introducing tube 20, the joined portion being joined to the vessel body 10. The tube protecting parts 40 are preferably constituted by sheet members 50 and 60 that form the vessel body 10.