In Japan, Cellphones Have Become Too Complex to Use

Indeed, Japanese handsets have become prime examples of feature creep gone mad. In many cases, phones in Japan are far too complex for users to master.
“There are tons of buttons, and different combinations or lengths of time yield different results,'” says Koh Aoki, an engineer who lives in Tokyo.
Experimenting with different key combinations in search of new features is “good for killing time during a long commute,” Aoki says, “but it’s definitely not elegant.”

In Japan, Cellphones Have Become Too Complex to Use