New Delhi, 11 June (NNS): Here, the prices of black pepper markara reduced by Rs 10 to Rs 770 per kg because of the weak offtake even after the uptrend in the prices during the previous days. Recently, the prices have improved in the same ratio. Both the arrivals and the prices held stable at the same level of the previous day in Kochi. The market sentiments may affect as the imported stock may arrive from Sri Lanka. The spot black pepper prices will likely to remain sluggish during the coming one or two days.