Tsuyoi (強さ) = Strength
TsuyoiLOID's are similar to VoyakiLOID's. They have white, grey, black,darkish orange, red or darkish pink hair and red eyes. Their color sceme contains white, grey, black, red, purple, dark blue, orange or darkish pink.
Their personalities are similar to VoyakiLOID's but they can also be happy and not as grouchy. They can also be smart alec's.
The TsuyoiLOID's vocie bank is a VOCALOID or an UTAU with a lower pitch.