FUJINOMIYA, JAPAN — For four decades, Bill Lyons chased the decisive moment across American newsrooms — from a red-carpet paparazzo to a staff photographer for the Staten Island Advance. Today, the award-winning photojournalist chases a different kind of light: the clouds that gather around Mount Fuji, the sparks of 400-year-old hand-held fireworks and the quiet rituals of the community he now calls home.