Docomo commissioned phone manufacturers to ship phones at half-year cycle. The idea was to sell it like women's clothing. But manufacturers didn't commoditize parts and optimize businesses for that cycle; instead they sped up and staggered development to match that cycle, in the process burning lots of cash and people's careers.
By the time iPhone came out, the tech debts and bureaucratic overheads had grown so much that nothing could be done to save the industry and platform. Everything from devices to institutional knowledge and existing moats all went down the drain until enough was shed off that reasonably usable Android phones could be manufactured, but not much points were left in making those.
> Was it motivated purely or mainly by ...
I'm sure Docomo execs had sane long-term plans, but ideological and hierarchical thinking isn't Japanese forte so executions were counterproductive and/or micromanagement mess. Kanji/kana interface has nothing to do with it, all Nokia phones handled Japanese language perfectly fine, certainly more than adequately for ... a dozen model or so sold over a decade.
By the time iPhone came out, the tech debts and bureaucratic overheads had grown so much that nothing could be done to save the industry and platform. Everything from devices to institutional knowledge and existing moats all went down the drain until enough was shed off that reasonably usable Android phones could be manufactured, but not much points were left in making those.
> Was it motivated purely or mainly by ...
I'm sure Docomo execs had sane long-term plans, but ideological and hierarchical thinking isn't Japanese forte so executions were counterproductive and/or micromanagement mess. Kanji/kana interface has nothing to do with it, all Nokia phones handled Japanese language perfectly fine, certainly more than adequately for ... a dozen model or so sold over a decade.