Although the eldest son of Mikasanomiya, Imperial Prince Tomohito, enjoys his own independent life, he does not have his own Miya since he was expected to succeed the Mikasanomiya family.
三笠宮の長男である寛仁親王も独立の生計を営んでいるが、三笠宮家の継承が予定されているため、独自の宮号は持っていない。