One thing you notice pretty quickly when you spend some time attending events at Tokyo Big Sight is that there is a lot of esoteric language on display.

¡°Higher yield with improved juicing screw,¡± reads one sign visible among the labyrinth of booths filling the halls of Japan¡¯s biggest convention and exhibition center in February.

¡°Eighty-eight-millimeter flap gate,¡± says another.