Irva in Japanese

The name Irva in Japanese Kanji is 亜婆 (Asia, old woman), 亜馬 (Asia, horse), 唖婆 (mute, old woman), 唖馬 (mute, horse), 阿馬 (flattery, horse) and more. In all, there are 6 expressions. And also the name Irva in Katakana is アーバ and which in Hiragana is あーば.