Pre-market surge: WonderPlanet (4199.T JPX) +25.09% on 13 Jan 2026: monitor momentum

The 4199.T stock jumped 25.09% in pre-market trading on 13 Jan 2026, driven by a volume spike of 1,819,400.00 shares and a move from the session low JPY 1,432.00 to JPY 1,760.00. This surge puts WonderPlanet Inc. (4199.T) on the high-volume movers list for JPX traders. We open with trading facts, link the trade to an earnings announcement scheduled for the day, and set short-term targets and risk levels for active traders.