Karuboia

Karuboia is the official music chart in Kuboia, which was founded in 1988.

Charts
As of 2021, the charts compiled by Karuboia are:
 * Top 100 Albums
 * Top 40 Collaborative Albums
 * Top 100 Singles
 * Top 200 Airplay

All album-related charts

 * Positions are based on a combination of sales (both physical sales and downloads).
 * In order for a recording to be classified as an album, it must have four or more unique tracks.

All single-related charts

 * A song must be a single, promotional single or an album track to be eligible for the charts.
 * Songs must be at least 2 minutes long.
 * This rule received notoriety in 2019, as it meant that Lil Nas X's single "Old Town Road" was disqualified from the charts.

Top 40 Collaborative Albums

 * Must be a collaborative album between at least three different musicians, singers and/or groups.
 * Because of this, nearly every album on the chart is labelled as an album by "Various artists".
 * Digital downloads were incorporated into the charts on 5th January, 2004.
 * Compilation albums and soundtracks are also eligible.

Top 100 Singles

 * Positions are based on a combination of sales and airplay figures.
 * Digital downloads were incorporated into the charts on 5th January, 2004.
 * Up until 27th December, 2010, positions were also partially based on music played at major public premises.

Top 200 Airplay

 * Positions are based entirely on airplay on radio stations and music television channels.
 * Up until 27th December, 2010, positions were also partially based on music played at major public premises.

Year-end charts
On either the first or second Tuesday of each year (Friday from 1989 to 1996), Karuboia publishes a year-end charts, which signifies the 300 best-selling songs and albums of the year.

Decade-end charts
In January of 2000, 2010 and 2020, Karuboia published a decade-end chart, consisting of the 500 best-selling songs and albums from 1990 to 1999, 2000 to 2009 and 2010 to 2019 respectively.