Danchi No Tsuma Tachi Wa Extra Quality Info

The animation includes various adult themes such as group sex, lactation, and BDSM elements. Why "Extra Quality"?

It looks like you're referencing a phrase that combines and English — possibly from an adult video (AV) or manga series title. danchi no tsuma tachi wa extra quality

Consider a typical chapter: The wife of Apartment 203, Mrs. Tanaka, realizes her salaryman husband has been visiting a hostess bar in Shinjuku rather than working late. A bad story would cut immediately to revenge. An "extra quality" story spends twenty pages on the silent breakfasts, the unpaid electricity bill, the way her husband’s tie is tied differently than she taught him. The animation includes various adult themes such as