Kuroto
Pro Adventurer
The Guardian said:The Oscar-winning Japanese film-maker Hayao Miyazaki is to retire from directing after the release of his final movie, which premiered in competition at the Venice film festival at the weekend.
The famed animator was not in Italy for the debut of The Wind Rises, but his retirement was revealed by Studio Ghibli president Koju Hoshino in a deliberately short announcement on Sunday ahead of a full press conference in Tokyo next week. "He wants to say goodbye to all of you," said Hoshino
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Source: http://www.theguardian.com/film/2013/sep/02/studio-ghibli-hayao-miyazaki-retires
What I've read (from a Finnish news page) Studio Ghibli is still going to continue to finish their two upcoming films, but the future seems to be uncertain after that.