CAC, Bandai Namco and Sega all took part in the round as new investors, helping the WPP-backed emotion recognition software company boost its total funding to $34m.

Telstra Ventures has invested as part of a round that boosted the data and cloud security company's overall funding to $83m.

Solar wafer producer 1366 Technologies has received $10m from Hanwha Investment Corporation to support construction of its first commercial factory.

The social media data collector has now raised $180m altogether, after Credit Suisse and Fidelity both made strategic investments in its series D round.

Nexeon, the Imperial College London spinout that develops rechargeable lithium ion batteries, has now secured in excess of $120m.

IDG Ventures India has returned to back an IFC-led series D round for Lenskart, the eyewear retailer that previously operated as Valyoo Technologies.

Automated micro-investment service Acorns has raised $30m from backers including Rakuten and PayPal to take its overall funding to $62m.

Short-haul travel specialist Yaochufa will use the funding, and a partnership with UTour, to expand the range of destinations it offers its Chinese customers.