There are some lists about Japanese lifestyle/tradition impeding sex life.
Basically no physical contact with people.
As well-known, basically,
we don't hug or kiss even with close friends or family.
Unlike many other countries,
Japanese parents don't embrace their shoulder or waist, don't kiss, don't do physical contact in front of kids.
No situation to dress-up sexy.
Some foreign people know,
Japanese people are well known as stylish in their daily life.
However, even in the night outing, there is almost no chance to dress-up with a sexy dress in Japan.
In my opinion,
the gap between 'daily relaxed casual wear' and 'sexy dress in the night outing' can heat a romantic mood,
but, there is not so much dress gap in Japan.
Too hard too long working.
This is also very well-known,
Japanese people are too diligent workers and working too much.
During the weekdays,
as they are exhausted they fall asleep on the commuter train,
the things they barely can do after getting home are
'taking a bath', 'eating quick dinner', and 'sleep'.
No energy for even meeting with friends.
House-chores, family time, friends time…
then no energy/time for being romantic.
Too small Japanese house/apartment.
First of all, in Japan,
there is no habit in which babies have their bedrooms.
Commonly, they sleep on the parents' bed, between mom and dad, or their baby bed is placed next to the parents' bed.
Japanese parents finally give private room to their children after they grew up to 6-year-old or so. But, it's difficult to enjoy sex in the next room in a
In Japan, there are a lot of "LOVE HOTELS" which is a rental private room for lovemaking.
do you wanna take the trouble to go there and pay 5000 yen or 8000 yen for your daily sex life?