Separately, the same recommendations are applied as in Category A, B, C, D in terms of the need to ensure a certain level of protection by establishing a statelessness determination and protection system or streamlining the system relating to residency permits and special permission for residency. (3) Reduction In the sample cases of Category E, the persons concerned were rapidly granted naturalization. However, this favorable treatment is not based on a legal provision. It is unclear whether the same treatment is generally guaranteed for similar cases. Until changes in legislation or case law such as those proposed in (1) above actually materialize, treatment reflecting the spirit of Article 32 of the 1954 Convention upon a person’s naturalization application should be ensured for persons who retroactively lose their Japanese nationality due to changes in their personal status. whose Japanese nationality had been denied at age 22 with retroactive effect going back to the time of birth. 89