しかし......事前に聞いてはいたけど、下の名前......変わってるな。
「これ、とうわ......芸名か源氏名、通り名にリングネーム、ついでに大穴で内なる2Pキャラのこの世せ界で通称する為の仮名って線もありますけど」「本名なんだな、これが」
The protagonist meets his aunt for the first time in long time and she gives him her 名刺 and he finds the name rather weird. now , what does 大穴 add here in his description of what may be the name of here other-self (he is making fun of her name ) ?