OBN Top

OBN Top is the official music chart in Oasina. It was established in 1988 and the first charts occured on 30th October, 1988.

As of 2022, the charts compiled by OBN Top are:

Singles

 * OBN Top 30

Albums

 * OBN Top Albums

OBN Top Albums is the only official weekly ranking of the best selling physical and digital albums in Oasina. It consists of 100 albums

All charts are updated every Tuesday, with chart positions being based off sales and airplay figures from midnight on Tuesday morning to 11:59p.m. on Monday night. The new chart is revealed at approximately 6:00a.m.

OBN Tip
In addition to the main OBN Top 30 chart, another weekly singles chart is published called OBN Tip, it is an indicator ranking of commercially available singles, with positions in the ranking based on a combination of sales and airplay, i.e. the number of times a song is played on radio or television.

OBN Tip differs from the main OBN Top 30 charts in that it depends on both airplay and sales, whereas OBN Top 30 charts are based on sales only. A song cannot appear in the OBN Top 30 based solely on its broadcast figures.

OBN Tip was created on July 10, 2006

OBN Tip Bubbling Under
OBN Tip Bubbling Under was created in December 10, 2022 and lists the 25 songs below the 30th position that never appeared.