Buddha' in broad terms that are the target of worshipping and making sculptures in Buddhism are generally categorized into four groups, namely 'Nyorai-bu' (group of Tathagata), 'Bosatsu-bu' (group of Bodhisattva), 'Myoo-bu' (group of Acala, one of the Five Wisdom Kings) and 'Tenbu' (group of protesters of Buddhist laws).