Source? I'd like to be able to look over the PNL sheets myself, but they are always locked behind a paywall, or just not publicly available. I mean, how the heck did Sony manage to triple it's net income year over year? It just doesn't make any sense. There's likely some hidden debt, or some other liability that isn't being accounted for. Either that or they are printing money compared to last year.
Well, every division made more money or less losses than last year except for mobile. The operating income for semiconductors' operating income especially went up 150B yen.
You already know the source - the companies' earning releases but here: