J-Rock updates on these bands

So I haven't been able to keep up with my favorite bands I listen to but I wanna know which of these bands have released any new singles or CDs. I used to see jrock albums and all that on nihon no ongaku but they stopped updating it. Anyways here's a list of the bands or if you know a website that updates regularly for jrock & jpop please let me know (: anyways here are the bands: Dir en Grey The GazettE DaizyStripper Asian Kung-Fu Generation X-Japan D'espairsRay Alice Nine. Lc5 DeathGaze Flow Girugamesh Group tamashii Maximum the hormone Nightmare Scandal Versailles