Deals of the day-Mergers and acquisitions

(Adds Mediaset, updates Willis Towers Watson)

April 3 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 2000 GMT on Friday:

** Italy's biggest commercial broadcaster Mediaset is seeking approval from Germany's competition authority for its recently increased stake in German rival ProsiebenSat.1 , the watchdog's website shows.

** Willis Towers Watson (WTW) has halted plans for a possible sale of its Miller insurance broker, citing uncertainty surrounding the COVID-19 pandemic.

** JPMorgan has reached agreement with its Chinese partner to increase its stake in its Chinese mutual fund venture to 100%, joining BlackRock and Neuberger Berman to grow its presence in the world's second biggest economy.

** Dave & Buster's Entertainment Inc is in talks with private equity firms about a potential stake sale, after the coronavirus forced the U.S. restaurant and arcade chain to shut its venues, people familiar with the matter said.

** Singtel said on Friday there was no certainty of a deal to sell its telecom towers in Australia following a media report that the telecom operator was preparing to put the assets estimated A$2 billion ($1.2 billion) on the block.

** Japanese hotel chain Unizo Holdings Co Ltd said on Friday U.S. buyout fund Lone Star had succeeded in buying out the company.

** Activist investment firm JCP Investment Partnership is urging Dine Brands Global Inc to spin off its IHOP pancake house restaurant chain at a time restaurants have largely been ordered to shut in order to help slow the spread of the coronavirus.

** Activist shareholder ValueAct Capital Management has cut its stake in British aero-engineer Rolls-Royce to 4.5% from 9.48%, according to a statement released to the stock market. (Compiled by Arundhati Sarkar and Ayanti Bera in Bengaluru)