By Jess Jones Sony’s music division hit a high note in its second quarter to the end of 30 September as the company reported growth across recorded music, publishing and streaming. The segment reported a 10 per cent rise in revenue to 448bn yen (£2.3bn), along with 12 per cent growth in operating income to 90bn yen (£455m). After adjustments for depreciation and amortisation, operating income rose 15 per cent to 112bn yen (£567m), despite increased selling and administrative costs. This growth came largely from gains in recorded music and publishing, and also from Sony’s consolidation of its e…