S. 9(1)(i): Income deemed to accrue or arise in India – Business connection – In absence of furnishing any shred of credible evidence that shows direct involvement from Japan in making sales to customers in India estimation of rate of net profit at 10 per cent was reasonable and amount of net profit attributable to marketing activities carried out in India would be 30 per cent of amount of net profit relatable to sales in India- DTAA-India -Japan [ Art, 5, 7(a),( 7(c) ]