At 30, I Realized I Had No Gender, Alternative : 30歳で「性別が、ない! 」と判明した俺がアラフィフになってわかったこと。, 30-sai de "Seibetsu ga, Nai!" to Hanmei shita Ore ga Around Fifty ni Natte Wakatta Koto, At 30, I Realized I Had No Gender: Life Lessons From a 50-Year-Old After Two Decades of Self-Discovery