The artwork has been handed in, the pages are laid out, the spelling has been checked. Schoolgirl Milky Crisis is almost ready for the printers. But the Big Giant Heads had one last surprise up their sleeves – the index, the final, crucial adornment of a book. It’s the author’s recognition that his book might be put to unexpected uses by readers and researchers in unforeseen disciplines. Far too many Japanese books don’t have one, and it makes life very difficult for researchers if one isn’t there.