If you are looking for (often referred to as J-Dramas) that explore complex relationships or "forbidden" love without being adult content, you might be interested in titles such as:
In the Japanese adult entertainment market, codes like are unique identifiers used by production studios to catalog their releases. If you are looking for (often referred to
: A drama exploring the fallout of two married people who cross paths and begin an affair. If you are looking for (often referred to