The nano tech is an international nanotechnology exhibition and conference that takes place annually at International Exhibition Center in Tokyo. The event highlights cutting-edge advances in nanotechnology and related products from the global market. The exhibition also promotes innovations in green technologies and displays cutting-edge manufacturing that contributes to reduce environmental impact and to enable the use of renewable energy sources. Within nano tech the nano tech award ceremony is held.

This year, the nano tech took place from 29^th to 31^th January 2020. In 2019, the organisers welcomed about 471 exhibitors from 23 countries and 43622 visitors in Tokyo.

The nano tech takes place annually, and therefore for the twentieth time previsibly in January 2021 in Tokyo.