Eren from Attack on Titan is an Aries, with a single-minded determination to save the world, despite being annoying and unstrategically direct.
Gon Freecs is a Taurus - strong-willed, reliable, and stubborn. His dedication and refusal to back down have both helped and hindered him in his journey.
Taurus: Gon Freecs (HUNTER xHUNTER)
L from Death Note is a Gemini, known for their unconventional and sneaky ways of thinking. L's morally grey approach to problem-solving reflects the complexity of the Gemini sign.
Killua Zoldyck is a loyal friend to Gon, much like how Cancers can be initially guarded but fiercely loyal once they warm up.
Cancer: Killua (HUNTER x HUNTER)
Kamado Tanjiro's bravery, warmness, and self-confidence make him the perfect embodiment of the Leo zodiac sign
Kakashi Hatake, embodies the traits of a Virgo: disciplined, team-oriented, and goal-oriented. He is a perfect mentor who helps others stay focused on the bigger picture.
Lelouch VI Brittania is an excellent example - fixated on balance & equality, and willing to go to extreme lengths to achieve their goals.
Tengen Uzui from Demon Slayer embodies the Scorpio traits of passion and assertiveness, with a dominant and flamboyant personality.
Guts embodies the individualistic and responsible nature of a Sagittarius. He left a good life to find his own purpose, a relatable theme for Sagittarians.
Todoroki is a serious, pragmatic and disciplined hero who maintains self-restraint to achieve success in times of crisis.
Kuroko is an Aquarius who embodies the sign's traits of independence, standing out, and loyalty to friends despite his lack of presence
Light, a Pisces, sees himself as a martyr willing to sacrifice anything for the greater good. He's not interested in worldly desires, only in his purpose.