The novel is set in 1984 and has a parallel story world set in 1Q84, a world with two moons.
It features a hero who is an aspiring writer and a trademark suicidal heroine.
The novel is concerned with cults.
Our intrepid characters get stuck in the parallel fantasy world.
So far, so Murakami. But, there are no well shafts in the book.
And, despite cursory reviews that find it merely rehashes his other work, actually it does break new ground - Murakami delves seriously into family relationships for the first time.
Given away too much? Don't worry, Our Man's Japanese reader (and loads of folk on Amazon) reckons there must be a sequel to tie up the dangling plot threads.