Aside from Daimyo in charge of provinces, those with 100,000 koku were generally not allowed possession of a whole district, and usually held territory around the castle and in patches.
大名は国持ち大名レベルはともかく、10万石単位の大名は封土の一円領有が殆ど許されず、大抵は城下周辺とまだらに領土を持った。