We accept PhD students through the Graduate University for Advanced Studies (Sokendai). There are a three year course for students with masters degree and a five year course for graduate students. PhD projects are available in the field of quantum information science and technology. For the details of the Graduate University and financial supports, please visit the University's website.
The National Institute of Informatics has an internship program for MOU students. NII has established MOU with more than 60 universities around the world. There are two calls every year for the internship, and if you are interested in this program, check first if your university is one of NII's MOU universities[link to MOU university list on the NII website]. The previous projects can be found below.