This patch developed in Japan could let you vaccinate yourself
New research from Japan shows that people may one day be able to vaccinate themselves against maladies — from the coronavirus to the flu — simply by applying a patch to their skin that allows the vaccine to be absorbed into the body quicker than with conventional medical patches.
RIKEN’s research related to COVID-19
RIKEN hosted a special online seminar on its research related to COVID-19 on July 15, 2020. The event was organized for an international audience in order to strengthen collaboration with research institutes, universities and companies all around the globe.
Daikin to develop medical face mask with national institute

Japanese air-conditioner maker Daikin Industries will develop a high-performance reusable medical face mask in cooperation with the National Cerebral and Cardiovascular Center and CrossEffect, a Kyoto-based three-dimensional engineering company.