Japan-based internet company Digital Garage's incubator has invested in a $1.4m seed round of funding for AdStage, a cross-network ad campaign technology business for small-to medium-sized businesses.

Goods delivery service Deliv has raised $4.5m in the second tranche of a series A round, and has now reached $12.5m in equity from traditional, institutional and strategic investors.

Ricebook, creator of an app that allows Chinese users to photograph and rate their food, has raised $7m in a series B round funded by IDG Capital Partners and Ceyaun Ventures.

Hike, the developer of a free mobile messaging app, has now raised $21m from Bharti Softbank Holdings and has passed 15 million users.

OpenSesame, a provider of online training courses, has raised $8m in a series A funding led by Partech Ventures.

Software-as-a-service provider AtTask has raised $38m Series D funding in a round led by JMI Equity.