Niki Enhypen Profile: Age, Height, Religion, Voice, and Facts

If you’ve come across ENHYPEN’s youngest member and wondered what makes Niki unique in the crowded K-pop scene, you’re not alone — his deep voice, tall frame, and unconventional education story spark countless questions from fans. From his reported height of 183–185 cm to his alternative path through high school, Niki’s profile is packed with details that often get mixed up online.

Full name: Nishimura Riki ·
Date of birth: December 9, 2005 ·
Age (international): 19 years old (as of 2025) ·
Height: 183–185 cm (6’0″–6’1″) ·
Position: Main Dancer, Vocalist ·
Group: ENHYPEN

Ten key facts about Niki, covering the details that fans search for most often.

What happened to ENHYPEN Niki?

Rumors about Niki’s well-being occasionally circulate on fan forums, but public records show no health crisis, hiatus, or career disruption. As of 2025, he continues performing with ENHYPEN, participating in group tours and releasing new music under Belift Lab (HYBE subsidiary). The most common speculation — that he left the group or faced a serious injury — has no supporting evidence from any verified source.

The implication: The rumors about Niki’s well-being are unsubstantiated — the real story is about a young idol navigating an unconventional education path while maintaining a full-performance career.

How old is Ni Ki in Korean?

Niki was born on December 9, 2005 in Okayama, Japan — a date confirmed across multiple reliable sources. Understanding his age requires a quick look at the two systems used in K-pop contexts.

• International age (2025): 19 years old — calculated from his birth date to the present year.
• Korean age (2025): 21 years old — under the traditional Korean system, everyone turns a year older on New Year’s Day, adding one or two years to the international count.

What is Niki’s birthday?

Niki’s birthday is December 9, 2005, according to Wikipedia (peer-reviewed encyclopedia) and Kpop Profiles (fan wiki). He was born in Okayama Prefecture, Japan.

What is Niki’s Korean age?

In 2025, Niki’s Korean age is 21. This means that under the traditional Korean age system — which counts the year of birth as age 1 and adds a year each January 1 — he is two years older than his international age of 19, as noted by Australian Watch (profile aggregator).

The pattern: Niki’s age is straightforward internationally, but the Korean age system often causes confusion — a common cultural nuance for international K-pop fans.

Why is Ni Kis’ voice so deep?

Niki’s unusually low vocal register is one of his most-discussed traits. Multiple profile sources highlight his deep voice as a defining characteristic that sets him apart from typical boy-group vocalists.

Who has the lowest voice in K-pop?

Among ENHYPEN members, Niki consistently handles the lowest vocal parts in their songs. A comparison of vocal ranges across current K-pop boy groups shows that while several idols sing in lower registers, Niki’s natural speaking voice sits notably deep for his age. Reefreview (profile blog) describes it as “unexpectedly deep” and notes that fans frequently comment on the contrast between his young face and his rich vocal tone. However, no authoritative vocal analysis has ranked him as the absolute lowest across all K-pop — that distinction is often debated among fans.

Can ni-ki speak fluent English?

No — Niki is not fluent in English. His primary languages are Japanese and Korean. Reefreview (profile blog) describes him as trilingual (Japanese, Korean, some English), but the English proficiency level remains basic. In ENHYPEN’s variety content and interviews, Niki communicates primarily in Korean and occasionally Japanese, with limited English phrases used in scripted contexts.

The catch: Niki’s deep voice creates the impression of older, more confident language skills — but his English fluency is modest, a point that contrasts with fan assumptions.

What is Ni-Ki’s religion?

Niki’s religion has not been publicly disclosed by himself, his family, or Belift Lab. Unlike some K-pop idols who mention their faith in interviews or on social media, Niki has never addressed the topic directly. As a result, no verified source — whether Wikipedia (peer-reviewed encyclopedia), Kpop Profiles (fan wiki), or official Belift Lab statements — lists a religion for him.

Does Ni Ki have kids?

No. Niki does not have children. This rumor appears to stem from a combination of his mature appearance and deep voice, which lead some casual observers to assume he is older than he is. At 19 (international age, 2025), Niki has never been married or publicly linked to parenthood. Kpop Profiles (fan wiki) and all other sources list no family beyond his parents and one older sister.

Why did NI-KI not go to school?

Niki did not attend a traditional middle or high school because he began training as a K-pop idol at a young age. According to Reefreview (profile blog), he pursued alternative education and successfully graduated in 2024. His path is common among young trainees who relocate to Seoul — they often switch to homeschooling, online programs, or independent study to accommodate rigorous dance and vocal training schedules. This is not unusual: many K-pop idols, especially those who debut as minors, complete secondary education through non-traditional routes.

The trade-off: Niki’s untraditional school path gave him an early start in the industry but also fuels confusion among fans who assume his education gap implies a problem — it was a strategic career move, not a failure.

How tall was NI-KI at 15?

At age 15 — which corresponds to late 2020 and early 2021, around ENHYPEN’s debut — Niki’s height was approximately 180 cm (5’11”), according to Reefvoice (profile analysis). This means he had already reached near his adult height by the time he debuted, which is noteworthy for a male idol who was still growing.

How tall is Niki now?

Current reported height ranges from 183 cm to 185 cm (6’0″ to 6’1″). Multiple sources agree on this range:

• Kpop Profiles (fan wiki) lists 183 cm (6’0″).
• KBizoom (K-pop news site) reports 185 cm.
• Australian Watch (profile aggregator) notes that some fan sites differ, but the consensus range is 183–185 cm.

One lower outlier — 177 cm (5’8″) — appears on Kepoper (fan profile site), but this figure is inconsistent with the majority of sources and likely an error or outdated entry.

What this means: The height variance across sources is typical for K-pop profiles — measurements are often self-reported or estimated, and some sites may use old data from pre-debut years. The reliable range is 183–185 cm, making Niki taller than the average K-pop male idol.

Niki vs. other ENHYPEN members: height and voice comparison

One way to understand Niki’s physical profile is to compare him with his ENHYPEN groupmates. Here’s how the members stack up on height and vocal role.

Six members, one pattern: Niki ties for tallest alongside Jay and Jungwon (depending on the source) while carrying the lowest vocal range in the group.

The pattern: Niki’s combination of tall stature and low voice is rare within a single group — most groups either have a tall member with a higher voice or a shorter member with a deep voice. His dual uniqueness makes him a distinctive figure in live performances.

Niki’s career timeline

A chronological view of key milestones in his life and career, from birth to present.

The timeline confirms that Niki has maintained consistent activity since debut, with no unexplained gaps or career interruptions.

Confirmed facts and what remains uncertain

After cross-referencing multiple sources, here is what we can say with confidence — and what remains open to question.

Confirmed facts

• Birth date: December 9, 2005 in Okayama, Japan (Wikipedia (peer-reviewed encyclopedia))
• Debut date: November 30, 2020 with ENHYPEN (Kpop Profiles (fan wiki))
• Role: Main dancer and vocalist (Kpop Profiles (fan wiki))
• Height range: 183–185 cm from multiple sources (Kpop Profiles (fan wiki), KBizoom (K-pop news site))
• Nationality: Japanese (Wikipedia (peer-reviewed encyclopedia))
• English fluency: Not fluent; primary languages are Japanese and Korean

What remains unclear

• Exact current height — varies from 183 cm to 185 cm across sources
• Religion — not publicly confirmed by any official source
• Health issues — no verified reports exist, but no official denial either
• Graduated high school in 2024 via alternative education — reported but unverified by major outlets

For fans and researchers alike, distinguishing between verified data and open questions is the key to understanding Niki’s public profile.

“Niki’s naturally deep voice is a recognized vocal characteristic that fans often comment on.”

— Reefreview (profile blog)

“He was the youngest active K-pop male idol from ENHYPEN’s debut in November 2020 to January 2023.”

— ipduck: K-Pop Wiki (community wiki)

For fans and followers of ENHYPEN, the key takeaway is that Niki’s profile is largely transparent — the questions that remain (exact height, religion) are minor and typical of idols who maintain privacy around personal matters. The rumors about his health, children, or a career hiatus are all unfounded. The real story is a young talent who built a career on dance skill, vocal depth, and commitment — without needing a traditional school path or public disclosure of every personal detail.

For those writing about or stanning Niki, the choice is clear: rely on the documented facts from Wikipedia (peer-reviewed encyclopedia), Kpop Profiles (fan wiki), and official Belift Lab communications, not on forum speculation. The idol behind the deep voice and tall frame is still just 19 — with plenty of career ahead.

Frequently asked questions

Niki continues to build his legacy with ENHYPEN, proving that his unique path — from alternative education to main dancer and vocalist — has shaped him into one of K-pop’s most intriguing young talents.