Conversation so far:
Can you name an album that Merzbow released in that period from 2009 to present ?
In 2009, Masami Akita produced the albums Camouflage, Somei..., Suzume: 13 Japanese Birds Pt. 1, and many more.
How was the album Gensho received by critics?
AllMusic critic Thom Jurek wrote: Creatively, Gensho is so rich and expansive, fans of both acts should find it indispensable.“

Question: What happened for Merzbow in the year 2009?
Self-contained rewrite: What happened for Merzbow in the year 2009?