name of this prince describes that he had spent his life in Jepara, the late king Hasanuddin had entrusted his younger son under the care of Queen Kalinyamat of Jepara.

Yusuf chose his young son Prince Muhammad as heir. However, not long after, Yusuf fell ill and died in 1580. The chosen successor, Prince Muhammad was only a child of 9 years old at that time and was not come of age. Thus, this provoked the first crisis of succession, as his uncle -- Pangeran Japara,