 However, other kingdoms resisted Islam, like the Wangdom of Pangasinan which had remained a tributary state to China and was a largely Sinified kingdom which maintained trade with Japan.In the 1500s, people from Luzon were called "Luções" and they established many overseas communities within the Indo-Pacific and were actively employed in trading, seafaring and military campaigns across Southeast Asia.The Portuguese were the first European explorers who recorded it in their charts as "Luçonia" or "Luçon" and inhabitants were called "Luçoes".