Kazama Iroha

"Secret Society holoX's insurance policy, Kazama Iroha here, I daresay!"

Secret Society holoX's insurance policy.

Hailing from a remote mountainous area, she left her home behind and, along with her companion, set off on a journey to achieve her dream of seeing and learning more about the outside world.

Nowadays, she handles security detail and bodyguard missions for holoX, making enough money to get by.

On 5 December, Iroha reached 300,000 subscribers on YouTube.

On 8 December, Iroha's channel got approved for monetization.

On 19 December, Iroha reached 400,000 subscribers on YouTube.

on 26 December, Iroha opened her channel membership feature.

On 28 December, hololive's Twitter account announced that Nene and the sixth gen members would get "new year" costumes.

On 1 January Iroha debuted her second 2D costume, a kimono to celebrate the new year. In this costume Iroha got a new hairstyle using small twintails with various decorations. The upper section of her kimono is goes from light orange to white, the long sleeves are tied up to her elbows. The skirt is a darker shade of orange decorated with a sakura flower pattern, her furisode is decorated with a small obi tied together in the front. Iroha uses black boots. Adittionally Iroha has the option to wear tanuki ears, and a bow with arrows on her back.

On 15 February, Iroha reached 500,000 subscribers on YouTube, making her the 49th hololive member to reach this milestone, as well as the 4th member of holoX to do so.

On 3 June, Iroha announced on her Twitter account that she would get her 3D model.

On 9 June, Iroha debuted her 3D model during a stream with more than 100,000 live viewers.

On 17 June, Iroha revealed an updated for her main 2D costume as she can now remove her coat.

On 18 June, during her birthday stream, Iroha revealed some updates for her 2D model, a new effect for her eyes, microphone accessory, and some movements for her mascot "Pokobee" also added.

On 5 July, she released her first solo cover song "Color of Drops" by 40mP.

On 29 July, she reached 600,000 subscribers on YouTube during a karaoke endurance stream.

On 18 August, as part of the "hololive Summer 2022" event, Iroha debuted her 3D swimsuit in a stream held on hololive's official fanclub page in a segment featuring Nekomata Okayu, Tokoyami Towa and Yozora Mel. Unlike the original swimsuits from 2019 that had individual designs, these swimsuits are meant to be matching outfits similar to the 3D idol costumes. The swimsuits come in two types one with thin straps for the top and a diagonal cut mini skirt and the other one has ruffled straps in the top and an even mini skirt. Both version are white with various patterns including hololive's and Holoearth's logos, hearts and sparks. The swimsuits are personalized by including different colors to match each talent. Additionally they have the option to wear a hoodie.

On 30 August, continuing the "hololive Summer 2022" event, Iroha debuted her 3D yukata. Like other 3D costumes the yukatas have a variety of styles that hololive members can choose from. The yukatas come in various colors and patterns including fireworks, flowers and goldfish.

On 7 October, Iroha announced during a stream that she would taking a two-week break from streaming activities due to a sore throat.

On 22 October, the break was extended to 2 November.

On 16 November, during a stream on Koyori's channel, holoX announced that they would get their 3D idol costumes.

On 30 November, Iroha celebrated her first year anniversary. During the stream, she debuted her 3D idol costume and released her first original song "Iroha Step!." A special first year anniversary stream for membership took place after the stream.

On 4 December, during holoX first year anniversary, they released their first original song "Jouya Repaint."

On 21 December, during a holoX meeting stream, Iroha, Takane Lui, Hakui Koyori, and Sakamata Chloe debuted their 3D christmas costumes.

On 17 February, Iroha reached 700,000 subscribers on YouTube channel during a singing endurance stream.

On 18 March, Iroha debuted her second 3D idol costume during hololive 4th fes. "Our Bright Parade" DAY 1.

On 30 July, as part of the "hololive Summer 2023" event, during a karaoke relay, Iroha debuted her second 3D swimsuit. The 2023 swimsuits are inspired in a sailor uniform. Members wear a two layered swimsuit, the first layer is blue from the straps going down diagonally to the center where each member has a mostly blue bow but one of the sides and the brooch are in one color representative of each member. The rest of the top is white. The edge has a semi circular cut. The lower piece of the first layer has two variants, one is a two layered blue skirt decorated with a white belt, a golden chain with some decorations hanging from it and a bow to the left and planks to the right. The second version is mostly the same but they wear blue shorts instead of a mini skirt. Iroha uses the shorts. The second layer of the outfit is a matching striped bikini in white and another color depending on the member.

On 28 August, Iroha released a 3.0 update for her main model, improving the movements of her hair, costume, body, and adding some new expressions such as sparky and heart shaped eyes. The update also includes new accessories such as mouse, keyboard, gamepad, and drawing board. During the stream, she also announced that she would get her third 2D costume.

On 2 September, Iroha debuted her third 2D costume. She uses long loose hair with braids to the sides decorated with bows. Iroha wears a pastel blue and pink crop top. She uses shorts in the same colors decorated with white cloud prints and a white belt. Her shoes are white. Iroha can also use a pastel pink jacket with gradients in blue and white. Her jacket has a big "K" to the right and a print of her mascot on her left sleeve. Iroha can also wear a backwards hat in the same colors.

On 3 September, Iroha reached 800,000 subscribers on her YouTube channel.

On 13 November, as part of the "Hoshimatic Project," she debuted new 3D lesson wear. She uses a white short shirt with black wide lines at the shoulders and lower edge with her name in it and a black top underneat, the shirt is decorated with a small triangle representing the hololive brand and its color is different among the members. The outfit has variants, some members wear black pants while others wear shorts. She uses the shorts variant.

On 20 November, holoX debuted their new accessories including headphones and super sentai helmets.

On 30 November, during her second anniversary stream, Iroha released her second original song "Kazewo Aogishi Reiyona" and released full music video for her original song "Iroha Step!"

On 29 March, Iroha reached 900,000 subscribers on her YouTube channel during an endurance karaoke stream.

On 11 June, she released the music video for her original song "Kazewo Aogishi Reiyona."

On 13 June, she released her third original song "Mahou Shoujo☆Magical GOZARU."

On 18 June, during her birthday stream, Iroha released her fourth original song "Dreamy Sky."

On 19 November, she reached 1,000,000 YouTube subscribers, making her the 47th hololive member, and the last member of HoloX to to reach the milestone. This also makes HoloX the 8th generation in hololive where all members have achieved the milestone.

On 30 November, Iroha debuted her fourth 2D costume during her third anniversary stream. She has low, braided twintails with a headband, she can also use a bob haircut. Iroha wears a school girl uniform, with a short sleeved, white and blue sailor fuku and a plank, blue skirt. Her socks are white and her shoes are black. Iroha can use a light gray cardigan with blue outlines. She can also wear a light blue hoodie. She also released her fifth original song "Hardmode."

On 8 March, she debuted her hololive 6th fes. Color Rise Harmony 3D idol costume during the event's day 1 STAGE 2. The costume has some variants, it can be black or white, complemented with a color representative of the talent. The midriff can be covered or not. One has variant has a skirt while the other uses pants, with one leg exposed. Aside for the design featured in promotional material, the costume also includes a short jacket.

On 10 March, Iroha announced that she would be taking a break from streaming to focus on her health recovery. She is expected to return around May, but it could take longer depending on her condition.

On 3 May, Iroha returned to her activities.

On 15 June, she released her sixth original song "A letter only you can read."

On 18 June, during her birthday live "Reversible", Iroha debuted a new 3D costume. Iroha has short twintails, she has a black headband and ribbons. Iroha costume has two variants, wearing a black or white hooded shrug, in both versions with a white top underneat. She uses a black skirt, leggins and boots. She also released her seventh original song "My True Self."

On 13 September, Iroha announced that she would be taking a break from streaming activities due to family issues. She also postponed her new costume debut on 12 September.

On 23 September, Iroha returned to her normal activities.

On 12 October, Iroha debuted her fifth 2D costume. Iroha has a bob haircut. Iroha wears a grayish blue shirt with short sleeves that have black see-through lace, the collar has a black ribbon with a small jewel and a yellow, checked pattern in the tips. She uses a two layered, dark brown skirt with a floral lace pattern. Iroha has dark yellow, long socks and dark brown boots. On top of her outfit Iroha can wear a white apron. She can also hold her mascot Pokobee.

On 1 December, during -holoX-'s 4th anniversary, they announced their first album "Secret ORDER" and their first concert "First MISSION" at, Japan, on 29 April 2026. They also released their sixth original song "Gyouan Xdeath."