C-2900: Ffrind benywaidd fy ngwraig a benderfynodd aros yn ei hystafell "Menyw briod Terumi (ffugenw) 36 oed" (28) fel mater o gwrs

My wife's female friend who decided to stay in her room "Married woman Terumi (pseudonym) 36 years old" (28) as a matter of course