And yea they are in Japanese... not scanlated.
[RoiEd] Ryuusenkei Plus - http://www.sendspace.com/file/bun0mi
[RoixEd] Hana to Tekka - http://www.sendspace.com/file/yodzqg
[RoixEd] METALIC RAIN - http://www.sendspace.com/file/hhe0f5
(Not gonna reupload them to other servers since I don't like RoyxEd... if sendspace doesn't work for you, then sorry. x_x)
Reposting to several comms.
NEWLY ADDED: Chou Renkin Spiral - http://www.sendspace.com/file/st1nwu (This is a FMA and Busou Renkin crossover... I have never read/seen BR so I was really confused. XD and this one got no specific pairing.)
Thank you to those that commented. :)