"Mundanes" is a more general way to translate riajuu, but it doesn't carry quite the same connotations (riajuu generally implies [one half of] a couple, specifically the so-sweet-it's-sickening kind).
Let's Hop On The Bandwagon CoughHnn... I wonder if I caught a cold?I might have, too...It is the cold season, right?Hmf—real-lifers.I.e., people who have lives vs. being no-life fan geeks.CoughCough...and then you gave it to your husband, correct?Well, it happens quite often between married couples.♡Whoa, hold it, Dr. Sexual Harassment!I'll prescribe you something for now!We're too busy with work. There's no time for that!First the wife caught it...