"ô" no kawari ni "oo" wo tsukau no wa dou deshou ka? Kunrei-Teigi de wa, ooMoji ni kagiri, "OO" to tsuzuru koto wo Kyoyou shite i-masu. Roomaji kana-Moji OK Toukyou [TO U KIyo U] OK Tôkyô [TO - KIyo -] ? Tookyoo [TO O KIyo O] Kore ni wa, F…