1, children with narrow foreskin mouth, foreskin can not be turned up and reveal the head of the penis, such as repeated infection or frequent urination, painful urination, narrow and small foreskin mouth caused by urination difficulties, urination foreskin bulging blisters, as well as foreskin under the accumulation of prepuce also need surgical treatment.
2.Patients with prepuce who cannot turn up the foreskin to reveal the head of the penis.
3, the foreskin is too long, the foreskin mouth narrow, although can be turned, but easy to cause embedded patients.
4.Patients whose foreskin is too long and causes repeated inflammation of the head of the penis and foreskin.
5.Patients with benign foreskin tumor.
Please note: Patients who are undergoing complications of foreskin and head of penis inflammation are temporarily unsuitable for surgery and must wait for the inflammation to subside before surgery.
Here is a very visual illustration (taken from Clove) about the indications for adult circumcision surgery in Japan for your reference.