The world of Japanese entertainment is experiencing a nostalgic trip, as characters from the Y2K era make a notable resurgence. This trend, often referred to as the "Y2K Character Revival," appears to be a strategic move employed by content creators to tap into the nostalgia factor and re-target matured audiences who were children in the early 2000s. This resurgence is becoming increasingly evident in various animation, game, and multimedia franchises across Japan.

In Japan, anime and game characters from early 2000's (Y2K period) hold a significant cultural value, largely because they served as childhood companions to a large population that is now in their late 20s and early 30s. These characters often arouse nostalgia, act as symbols of simpler times, and initiate discussions around shared childhood memories. Their resurgence therefore not only attracts attention but also triggers considerable consumer spending on related merchandise and services.

In the US or EU, similar trends have been observed, such as the revival of 80s and 90s pop culture – think "Stranger Things" or the reboots of "The Powerpuff Girls" catering to an audience who was young during those eras. It's a marketing strategy that uses nostalgia as a powerful tool to engage audiences emotionally and promote sales in related merchandise.