Foreign Members in K-Pop: How They Get In and What It Takes

Pick a K-Pop group at random and there's a decent chance at least one member wasn't born in Korea. TWICE has three Japanese members and one Taiwanese member. BLACKPINK's Lisa is Thai. NewJeans has two members raised in Australia. NCT has run entire subunits built around Chinese-speaking members.

This isn't a diversity gesture. It's a structural decision Korean agencies started making almost twenty years ago, and it has quietly reshaped what a K-Pop group is. Here's how it started, how foreign members get recruited, what the job costs them, and why it keeps triggering an argument about what the "K" in K-Pop stands for.

The First Wave: 2nd Gen Opens the Door

The second generation (roughly 2003 to 2011) is when Korean companies started exporting seriously — first to Japan, then to China and Southeast Asia. Adding a member from the target market was a logical extension of that strategy.

Nichkhun of 2PM became the emblem of this shift. Born in California to Thai parents and raised largely in Thailand, he was scouted by JYP Entertainment at a Korean music event in Los Angeles and debuted in 2008. He became one of the most recognizable Thai figures in Asian entertainment, and his success turned "recruit from Thailand" into a repeatable plan rather than a gamble.

SM Entertainment ran a parallel experiment with Chinese-speaking members. Victoria of f(x) came from China with a dance background, and her groupmate Amber was a Taiwanese-American from Los Angeles. JYP's miss A debuted with two Chinese members, Fei and Jia. In this era, foreign members were framed as bridges to a specific market: promote in Korea, then use those members as anchors abroad.

Japan: The Steady Pipeline

Japan has long been K-Pop's largest overseas music market, and Japanese members are now so common that they barely register as unusual.

TWICE is the clearest case. Momo, Sana, and Mina all joined JYP through Japanese recruiting and debuted via the survival show Sixteen in 2015. TWICE became one of the most successful acts in Japan of any nationality, and the trio's fluency in both markets was central to it.

NCT's Yuta, from Osaka, debuted in 2016 and is one of the longest-tenured Japanese members in a major group. LE SSERAFIM debuted in 2022 with two: Sakura, already well known in Japan from her years in the AKB48 system, and Kazuha, a classically trained ballet dancer recruited from outside the idol world.

Sakura's path points to a specific pipeline. The 2018 survival show Produce 48 deliberately combined Korean trainees with Japanese AKB48 members, and the resulting group IZ*ONE included three Japanese members. Later formats like Girls Planet 999 reused that multinational casting structure, producing groups such as Kep1er with Japanese members built in from debut.

Thailand: Small Numbers, Huge Impact

Thailand produces relatively few K-Pop idols compared to Japan, but the ones who make it tend to become enormous.

Lisa of BLACKPINK is the obvious example: recruited through a YG Entertainment audition in Bangkok around 2010, she moved to Korea as a teenager to train. BamBam, also Thai, joined JYP through a similar route and debuted with GOT7 in 2014. Ten, a Thai member of SM's system, has appeared across several NCT-related units, and Minnie of (G)I-DLE is another Thai member in a major fourth-generation group.

Thai idols punch above their numbers partly because of audience: Thailand is one of the strongest K-Pop markets in Southeast Asia, and a Thai member gives a group instant regional traction. It's also partly Thailand's own dense dance-training culture, which produces candidates who arrive with performance skills already in place.

Greater China: Boom, Then Complication

Chinese and Chinese-diaspora members were a defining feature of the early 2010s. SM built EXO with a Mandarin-facing subunit that included Lay from Hunan, and later built WayV as an NCT-affiliated unit around Chinese-speaking members including Kun, Xiaojun, and Hendery. NCT's Korea-based lineups have included Chinese members such as Renjun and Chenle.

This lane got complicated in the mid-2010s, when restrictions on Korean cultural content in China limited what Korean groups could do there commercially. Many observers point to that period as the reason Chinese recruitment slowed from its peak, though companies never abandoned it. Taiwanese members were less exposed to those restrictions, with TWICE's Tzuyu the highest-profile example.

The Western Turn: Diaspora Kids and Global Casting

The most recent shift is toward members from Western countries, and it splits into two approaches.

The first is diaspora recruitment. NewJeans debuted in 2022 with Danielle, born in Australia to an Australian father and Korean mother, and Hanni, a Vietnamese-Australian born in Melbourne. Groups increasingly cast Korean-American, Korean-Australian, and Korean-Canadian trainees who bring native English alongside cultural familiarity.

The second is building the group outside Korea entirely. KATSEYE, formed through the HYBE and Geffen Records project The Debut: Dream Academy and based in Los Angeles, assembled members from countries including the United States, Switzerland, the Philippines, and Korea. It uses K-Pop training and production methods without being a Korean-domiciled group, which is why it sits at the center of the definitional debate.

How Foreign Members Actually Get In

Three routes cover almost every case.

Overseas audition tours

Major agencies run recurring global audition events in Bangkok, Tokyo, Taipei, Los Angeles, and elsewhere, where candidates perform a short vocal or dance piece for scouts. Acceptance rates are brutal; Lisa's Bangkok audition is commonly described as one where she was the only person selected.

Survival and audition shows

Sixteen, Produce 48, Girls Planet 999, and The Debut: Dream Academy all cast internationally by design. For a foreign trainee, these shows compress years of anonymous training into a few months of televised exposure — both a shortcut and a pressure test.

Diaspora and street casting

Some foreign members are scouted at dance studios or events abroad; others are already living in Korea. Either way, agencies increasingly want candidates who can work in more than one language from day one.

The Parts Nobody Posts About

Being a foreign member is not the same job with a different passport.

Language comes first. Trainees are generally expected to reach conversational Korean before debut, because choreography instruction, vocal coaching, variety appearances, and live broadcasts all happen in Korean. Many foreign members describe the first year as the hardest. Idols who arrive with weaker Korean tend to get less speaking time on variety shows, which matters in a market driven by personality content.

Then there's paperwork. Foreign idols working in Korea generally need an entertainment work visa (the E-6 category is the standard one for performers), sponsored by and tied to the agency. In practice, a foreign member's legal ability to live and work in Korea can be linked to their company relationship in a way a Korean member's simply isn't.

And some structural differences never disappear. Korean male idols face mandatory military service; foreign members don't, which changes career timelines inside a single group. Foreign members also tend to get slotted into a "foreigner" role in group content — explaining cultural differences, handling international press — which can be an asset or a ceiling.

Where Localized Groups Fit

Foreign members inside Korean groups are one thing. Fully localized groups are another.

NiziU was formed by JYP with Sony Music in Japan through the Nizi Project audition show, debuting in 2020 with an all-Japanese lineup. JO1 emerged from Produce 101 Japan the same year, and &TEAM debuted in 2022 under HYBE's Japanese operation. All three use Korean-style training, choreography, and production while promoting and releasing primarily in Japanese.

Most fans call these J-Pop groups made with K-Pop methods rather than K-Pop groups. But the boundary is genuinely fuzzy, and their existence is what makes the KATSEYE question hard: if the method travels, what's left that's Korean?

So What Does the "K" in K-Pop Mean?

There are three common answers, and none of them wins outright.

• Nationality: K-Pop means Korean artists. Already dead in practice — nobody seriously argues TWICE or BLACKPINK aren't K-Pop.
• Language and market: K-Pop means music released in Korean and promoted through Korean broadcast and chart systems. This holds up better, and it's roughly how the charts and music shows actually operate. It also means a Korean-language release by a multinational group counts, while an English release by an LA-based group doesn't.
• Method: K-Pop is a production system — trainee development, choreography-first performance, comeback cycles, fandom infrastructure. The most inclusive definition, and the one the industry's expansion strategy implicitly endorses. It's also the one that makes "K-Pop" mean something other than "Korean."

Many longtime fans are uneasy about that third definition, and the concern is reasonable: a genre named after a country but detached from it risks losing what made it distinctive. Others note that pop genres have always migrated. What isn't in dispute is that foreign members made the question unavoidable — every Japanese vocalist, Thai dancer, and Australian-raised rapper who debuted in Seoul pushed the definition a little further from geography and a little closer to craft.

Think You Can Name Them?

Here's a fair test of how closely you've been paying attention: can you identify idols by face alone, including the ones whose nationalities surprise people? Plenty of fans confidently place a member in the wrong group, or assume someone is Korean when they grew up in Melbourne or Osaka or Bangkok.

The member quizzes below cover boy group and girl group idols across generations, and the group quiz checks whether you can match a lineup to its name. Start with the members — recognizing a face and naming it turn out to be two very different skills.