나의 마음을 언록! - 캐릭캐릭 체인지

"Na-ui ma-eum-eul, Eon-rok!" (pronounced roughly as "Nah-oo-ee mah-eum-eul, Uhn-rok!") - 캐릭캐릭 체인지 (pronounced roughly as "Kair-ik-kair-ik Chay-in-jee")

This meme gained popularity primarily from the late 2010s to the early 2020s, after the original anime 'Shugo Chara!' (known as '캐릭캐릭 체인지' in Korea) first aired in Korea in 2006 and became widely popular. It resurfaced as an internet meme during this later period, widely used by the generation who watched the anime in their childhood, as they grew up and shared their nostalgic memories and resonated with the show.

"My Heart, Unlock!" is an incantation shouted by the protagonist in the anime 'Shugo Chara!' when she transforms with her Guardian Character, unleashing her true self and hidden potential. This line, accompanied by the message, "Are there X's and O's in people's hearts? Believe in yourself. What's important now isn't whether you have talent or not. It's that feeling of not believing in yourself. Don't put an X on yourself," expresses a strong will to believe in oneself, gather courage, awaken inner potential, and overcome difficult situations.

This meme is primarily used by women in their late teens to early thirties who grew up watching the 'Shugo Chara!' anime in their childhood. It also finds broad consumption, forming a common ground across all generations who feel nostalgia for the past.

• When hesitating before a new challenge, one might exclaim "My Heart, Unlock!" to encourage themselves.
• When revealing a long-hidden talent or true feelings, one might say "My Heart, Unlock!" like the protagonist, expressing confidence.
• It is also used before starting something new, to solidify one's resolve or to show one's determination to others.