So after talking to the member who is from Korea several long standing unknown questions about sonokong have been answered.
Q1: Did Sonokong release any special recolors and/or random boosters?
A: Not really. No random boosters. They released Black Dranzer, the gold ones on ebay and these:
http://game.donga.com/14028/
Q2: Did Sonokong release any the number series? (i.e. from the manga)
A: No they didn't.
Q3: Did Sonokong release any HMS other than the five from the series?
A: Also no.
Q4: How come there are so few around with a majority impossible to find?
A: Apparently demand far outstripped supply. He said not many were produced in comparison to Takara and there was an enormous demand.
Q1: Did Sonokong release any special recolors and/or random boosters?
A: Not really. No random boosters. They released Black Dranzer, the gold ones on ebay and these:
http://game.donga.com/14028/
Q2: Did Sonokong release any the number series? (i.e. from the manga)
A: No they didn't.
Q3: Did Sonokong release any HMS other than the five from the series?
A: Also no.
Q4: How come there are so few around with a majority impossible to find?
A: Apparently demand far outstripped supply. He said not many were produced in comparison to Takara and there was an enormous demand.