Not sure if they still do, but for a long time they had a lot of (basically) bullshit jobs for young women in offices, stores and so on - so their male employees could meet them and tie the knot. Remember, the japanese overdid all that salaried work thing and hanging around the workplace all the time A LOT (See
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) and they would otherwise never had a chance to meet someone. It seems to have gotten better in the last decade or so.
Damn... I need to stop giving unsolicited lectures lol