Jungkook of BTS was born on 1 September 1997 in Busan, South Korea, and the clock time comes from a tattoo: 3:23, read here as the early hours of the morning. That gives a Virgo Sun, a Leo Moon and Leo rising. The Sun and Mercury sit side by side in Virgo, less than half a degree apart, and the Moon shares Leo with the rising degree.
The Sun is at 8° Virgo and Mercury is at 8° too, 0.4 degrees apart, both in the 2nd house, the house of talents, values and what gets built over time. Virgo is the sign of skill, refinement and practice. With identity and mind fused this tightly, the chart learns by doing and keeps polishing until the work is right. Mercury is retrograde, which suits revisiting, rehearsing and perfecting.
Both make sextiles to Mars in Scorpio in the 4th house. That gives all the care and precision a steady, determined engine.
The Moon sits at 25° Leo, in the 1st house, the house of self and presence. Leo is the sign of warmth, play and wholehearted expression, and in the 1st house those feelings live near the surface, easy for others to read and easy to be drawn to.
The Moon also makes a trine to the Midheaven in Aries, under two degrees from exact. So the heart and the public role pull in the same direction: what feels right in private is what gets shown to the world.
With the 3:23 am reading, Leo is rising at 6°, which makes the Sun the chart ruler. A ruler in Virgo gives the Leo glow a craftsperson's discipline: confidence backed by careful, patient work.
Uranus in Aquarius sits opposite the rising degree, less than a degree from exact, adding an inventive, unpredictable spark to partnerships and one-to-one meetings. Venus, at home in Libra in the 3rd house, trines Jupiter in Aquarius, bringing easy charm and goodwill.
The rising sign and houses all rest on reading the tattoo as morning. Jungkook didn't say am or pm, and a birth at 3:23 in the afternoon would put a different sign on the horizon.