Editorial Comment from Dr Sekino and Dr Hinata to A case of metastatic treatment emergent small cell/neuroendocrine prostate cancer with BRCA2 mutation diagnosed by liver biopsy

Taku Naiki: Conceptualization; data curation; writing – original draft. Aya Naiki-Ito: Conceptualization; writing – original draft. Tatsuya Kawai: Data curation; writing – review and editing. Hirokazu Komatsu: Data curation; writing – review and editing. Ryutaro Nishikawa: Data curation; writing – review and editing. Masakazu Gonda: Data curation; writing – review and editing. Maria Aoki: Data curation; writing – review and editing. Yosuke Sugiyama: Data curation; writing – review and editing. Yoshihiko Tasaki: Data curation; writing – review and editing. Takahiro Yasui: Supervision.