Tokyo, Oct. 31 -- Japanese carmakers are pinning their hopes on technology and new launches to help them counter the expanding global footprint of Chinese rivals, as well as shortages of rare-earth magnets and chips, and US tariffs-with India keeping their growth engines humming.

Toyota Motor Corp., Suzuki Motor Corp., Nissan Motor Co. Ltd, Honda Motor Co. Ltd, and other Japanese players unveiled their aggressive expansion plans-ranging from introducing new EV technology in smaller cars to reinventing iconic old brands-during the Japan Mobility Show 2025.

The auto exhibition was held in Tokyo against the backdrop of ongoing negotiations between the US and China, which have been locked in a prolonged trade war, with the ripple effects of...