ILLIT’s Wonhee tops September new idol brand rankings beating Hearts2Hearts Ian and KiiiKiii’s Leesol with massive rise

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The September 2025 New Idol Individual Brand Reputation Rankings are here — and ILLIT’s Wonhee has taken the No.1 spot.

According to the Korea Corporate Reputation Research Institute, data was analyzed from August 4 to September 4, covering 4.77 million pieces of big data — a 17.93% increase compared to August.

In this month’s rankings, ILLIT Wonhee ranked 1st, followed by Hearts2Hearts Ian in 2nd, and KiiiKiii’s Lee Sol in 3rd place.

Wonhee recorded a brand reputation index of 420,394, marking a 66.55% jump from last month. Ian scored 282,289, while Lee Sol rose sharply with 233,044, showing an impressive 430% increase from August.

Other rising idols in the Top 10 included ILLIT’s Minju, Hearts2Hearts Jiwoo, MEOVV's Anna, KiiiKiii’s Jiyu, IZNA’s Bang Jimin, and IZNA’s Choi Jeongeun.

Research head Koo Chang Hwan explained,

“In September 2025, ILLIT Wonhee ranked No.1 in new idol brand reputation. Compared to August, brand consumption rose 17.01%, issues 22.95%, communication 21.61%, and diffusion 11.61%.”

For Wonhee, keyword analysis linked her with “Tokiyo Tomare,” “Genre is ILLIT,” and “Japan Single,” while terms like “pure, cute, lovely” dominated her image. She also showed an overwhelming 89.51% positive response rate.

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