Conversation so far:
What year did Jin Akanishi go solo?
Akanishi had a series of solo concerts, titled "You & Jin", comprising a total of 32 shows from February 7 to February 28, 2010.
Why did he decide to go solo?
CANNOTANSWER.
What did he do with LANDS?
Kobayashi wrote the lyrics and music of their debut single "Bandage".
Was Bandage successful?
debuted at number one on the Oricon charts.
Did he win any awards?
CANNOTANSWER.
Is there anything else interesting?
In July, Akanishi announced that he would permanently leave the band KAT-TUN.

Question: Did he give a reason for leaving?
Self-contained rewrite: Did Jin Akanishi give a reason for leaving?