1.Glad that you are starting to look for internships now. You can have an idea of the requirements and once you are in the final or pre-final year to can focus on looking for internships. There are many internships offered in business and technology in various categories of institutions or companies ( public sector, private, corporate or NGOs). These are called as summer or winter internships.
2.You can check these websites for global internships.
3. This site lists the top internships in 2017 in India https://www.getinternship.switchidea.com/single-post/2017/08/10/2017-Top-Companies-with-Highest-Paid-Internships-in-India
4.You can also check some of the individual universities that offer such programs
https://www.wemakescholars.com/internship/university-of-tokyo-summer-internship-program-in-kashiwa (this offers IT internship).
5. These are much sought after internship that are offered to people who stand out in terms of the aggregates, creativity, leadership skills, business acumen. So, what would be more important is to check the pre-requisites for such internships and planning to put together an excellent application form by ticking the right boxes.