Best Sibling Names for Kasai

Names chosen to complement Kasai — matching origin (Japan), era, and style.

200 options120 girl90 boy
These sibling names share Kasai's Japan roots or similar popularity era, and start with a different letter to avoid alliteration.
Amaya
Kasai & Amaya
Girl
Japan
Variant of AMAIA.
#162
Raiden
Kasai & Raiden
Boy
Japan
Thunder and lightning
#423
Yuuna
Kasai & Yuuna
Girl
Japan
From Japanese 優 (yuu) meaning "gentleness, lithe, superior" or 柚 (yuu) meaning "grapefruit, pomelo, citrus fruit" combined with 菜 (na) meaning "vegetables, greens" or 奈 (na), a phonetic character.
#508
Tatsu
Kasai & Tatsu
Boy
Japan
dragon; to achieve; accomplished
#513
Ayuna
Kasai & Ayuna
Girl
Japan
to be peaceful
#524
Isay
Kasai & Isay
Boy
Japan
to be found
#529
Mikoto
Kasai & Mikoto
Girl
Japan
meaning 'child of God' or 'princess'
#543
Hannya
Kasai & Hannya
Girl
Japan
Wisdom; a name associated with a character from Japanese Noh theater, often depicted as a spirit or a demonic figure.
#547
Taigen
Kasai & Taigen
Unisex
Japan
meaning not universally defined, can reflect various peaceful or serene elements depending on kanji used.
#556
Dabne
Kasai & Dabne
Girl
Japan
the blossoming flower
#578
Maiki
Kasai & Maiki
Boy
Japan
Flourishing
#586
Benten
Kasai & Benten
Boy
Japan
God of music and knowledge
#591
Shinnosuke
Kasai & Shinnosuke
Boy
Japan
meaning 'true' or 'real' combined with 'assistance'
#599
Sakaiya
Kasai & Sakaiya
Girl
Japan
blossom
#619
Akiria
Kasai & Akiria
Girl
Japan
Depending on the kanji used, it can mean 'bright' (明) or 'second' (次).
#622
Ayoki
Kasai & Ayoki
Girl
Japan
child of the moon
#628
Comari
Kasai & Comari
Boy
Japan
the one who becomes a leader
#634
Souta
Kasai & Souta
Boy
Japan
From Japanese 颯 (sou) meaning "sudden, sound of the wind" and 太 (ta) meaning "thick, big". This name can also be formed of other kanji combinations.
#637
Saraji
Kasai & Saraji
Girl
Japan
Meaning can vary; commonly means 'child of the sand' (砂子)
#666
Lenalee
Kasai & Lenalee
Girl
Japan
a modern name possibly combining elements associated with 'flower' and 'beauty.'; a unique name with no traditional root, embodies creativity and individuality.
#667
Gensen
Kasai & Gensen
Boy
Japan
Meaning 'source' or 'origin' depending on the kanji used.
#676
Ryion
Kasai & Ryion
Boy
Japan
Dragon
#683
Aya
Kasai & Aya
Girl
Japan
From Japanese 彩 (aya) meaning "colour", 綾 (aya) meaning "design", or other kanji characters with the same pronunciation.
#695
Takobe
Kasai & Takobe
Boy
Japan
takabe) means 'high edge' or 'high side'.
#705
Shachi
Kasai & Shachi
Girl
Japan
meaning 'sacred' or 'divine'.
#706
Araidai
Kasai & Araidai
Girl
Japan
Beautiful flower garden
#717
Yudani
Kasai & Yudani
Girl
Japan
Yasashii Utsukushisa) - Gentle Beauty; हरिणी (Harinī) - The One who is graceful like a doe
#719
Akirra
Kasai & Akirra
Girl
Japan
Bright and sparkling.
#723
Maeda
Kasai & Maeda
Girl
Japan
Maeda) means 'front rice field'
#724
Syia
Kasai & Syia
Girl
Japan
A modern name that can refer to 'the shadow of the sun'.
#725
Yurisa
Kasai & Yurisa
Girl
Japan
to reason or to argue
#725
Daigen
Kasai & Daigen
Boy
Japan
Daigen) translates to 'Big Source' or 'Great Origin'
#732
Jiraiya
Kasai & Jiraiya
Boy
Japan
This name's meaning varies depending on the kanji used, with common interpretations being 'young' or 'new' and 'beyond'.
#735
Sakora
Kasai & Sakora
Girl
Japan
cherry blossom
#741
Ryus
Kasai & Ryus
Boy
Japan
Dragon
#744
Taishima
Kasai & Taishima
Girl
Japan
taishima) can mean 'big island'
#748
Rokko
Kasai & Rokko
Boy
Japan
rock; from the rock
#763
Simiya
Kasai & Simiya
Girl
Japan
clear, pure); 심이야 (it’s deep, heart)
#769
Rinya
Kasai & Rinya
Girl
Japan
difficult to catch
#777
Tkai
Kasai & Tkai
Unisex
Japan
Cool, pleasant
#779
Ikira
Kasai & Ikira
Girl
Japan
brightness; to shine
#785
Shinobi
Kasai & Shinobi
Boy
Japan
to steal away
#788
Ryko
Kasai & Ryko
Boy
Japan
This name can be written using various kanji, but a common interpretation is 'good' (良) and 'child' (子)
#790
Yoshira
Kasai & Yoshira
Girl
Japan
good or virtuous white; beautiful or graceful
#792
Maiha
Kasai & Maiha
Girl
Japan
A dance in the air or a fluttering of wings.
#801
Jomei
Kasai & Jomei
Boy
Japan
Bright and clear
#804
Ajiya
Kasai & Ajiya
Girl
Japan
peaceful
#813
Chozen
Kasai & Chozen
Boy
Japan
chosen, selected
#815
Takeru
Kasai & Takeru
Boy
Japan
to take; to seize
#819
Amisaday
Kasai & Amisaday
Girl
Japan
beauty and kindness
#820
Niko
Kasai & Niko
Boy
Japan
Finnish form of NICHOLAS, and a Croatian and Slovene short form of NIKOLA (1).
#320
Daiyon
Kasai & Daiyon
Boy
Japan
great ocean
#824
Tatsuki
Kasai & Tatsuki
Boy
Japan
dragon tree; to stand out; to stand firm.
#833
Jubei
Kasai & Jubei
Boy
Japan
Warrior
#835
Yuika
Kasai & Yuika
Girl
Japan
reason; flower
#838
Iuma
Kasai & Iuma
Girl
Japan
beautiful
#840
Mikira
Kasai & Mikira
Girl
Japan
It can mean 'beautiful' or 'enchanted,' depending on the kanji used.
#849
Taizo
Kasai & Taizo
Boy
Japan
Could mean 'greatly/large' (大) if written with the kanji 大, and 'second' (次) if written with the kanji 次. However, the exact meaning can vary based on kanji.
#849
Machiya
Kasai & Machiya
Girl
Japan
A derived name relating to 'the city' or 'peaceful place'
#851
Daigo
Kasai & Daigo
Boy
Japan
great enlightenment
#853
Ryujin
Kasai & Ryujin
Boy
Japan
dragon god
#853
Yaris
Kasai & Yaris
Girl
Japan
to be able to help, or to provide a service
#853
Ayaina
Kasai & Ayaina
Girl
Japan
plum blossom
#854
Aiyona
Kasai & Aiyona
Girl
Japan
a combination of beauty and kindness
#862
Akiyra
Kasai & Akiyra
Girl
Japan
bright, clear
#869
Taij
Kasai & Taij
Boy
Japan
big
#869
Makao
Kasai & Makao
Boy
Japan
someone who plays the flute or is associated with music
#884
Ien
Kasai & Ien
Boy
Japan
Peaceful
#889
Itzanami
Kasai & Itzanami
Girl
Japan
She who invites
#889
Seiry
Kasai & Seiry
Girl
Japan
pure reason or sincerity
#897
Nori
Kasai & Nori
Girl
Japan
the reason; truth; greenery
#903
Masun
Kasai & Masun
Boy
Japan
A person who is gentle and beautiful.
#911
Seigo
Kasai & Seigo
Boy
Japan
regal, clear day
#911
Akori
Kasai & Akori
Boy
Japan
Bright dweller
#919
Ukari
Kasai & Ukari
Girl
Japan
a beautiful or cheerful person
#922
Samaura
Kasai & Samaura
Girl
Japan
blessed or fortunate
#933
Sochikaima
Kasai & Sochikaima
Girl
Japan
Bringer of good fortune
#934
Zen
Kasai & Zen
Unisex
Japan
A beloved name with deep roots
#935
Jyon
Kasai & Jyon
Boy
Japan
Purity, soundness; A variant of 'John', often used as an alternative spelling.
#939
Akemy
Kasai & Akemy
Girl
Japan
clear; beautiful
#957
Nanki
Kasai & Nanki
Girl
Japan
soft spirit
#961
Hiromi
Kasai & Hiromi
Girl
Japan
Generous beauty or wide beauty (広美)
#963
Tairen
Kasai & Tairen
Girl
Japan
Tairen (大連) can mean 'great connection' or refer to a large community.
#987
Nyobi
Kasai & Nyobi
Girl
Japan
Nyobi (如美) translates to 'like beauty' or 'similar to beauty'.
#997
Issey
Kasai & Issey
Boy
Japan
one hundred years
#500
Shamiko
Kasai & Shamiko
Girl
Japan
A name that can mean 'shining child' or 'child of praise', depending on the characters used.
#500
Emiko
Kasai & Emiko
Girl
Japan
beautiful child or blessed child
#503
Sakae
Kasai & Sakae
Unisex
Japan
A beloved name with deep roots
#504
Misayo
Kasai & Misayo
Girl
Japan
beautiful generation
#505
Tomohiro
Kasai & Tomohiro
Boy
Japan
Wise, virtuous, abundant
#508
Angeal
Kasai & Angeal
Boy
Japan
Derived from the combination of 'angel' and 'real' or 'truth'.
Sho
Kasai & Sho
Boy
Japan
to fly
#511
Sabe
Kasai & Sabe
Boy
Japan
to be wise or to be knowledgeable
#516
Soraide
Kasai & Soraide
Girl
Japan
to release from the sky
Akira
Kasai & Akira
Unisex
Japan
bright, clear, or intelligent
Bilon
Kasai & Bilon
Girl
Japan
beautiful field
#523
Saki
Kasai & Saki
Girl
Japan
From Japanese 咲 (sa) meaning "blossom" and 希 (ki) meaning "hope", besides other combinations of kanji characters.
#523
Makiya
Kasai & Makiya
Girl
Japan
meaning 'truth and chronicle'
Shigeru
Kasai & Shigeru
Boy
Japan
Meaning can vary but commonly translates as 'to excel' or 'to grow thick.'
#525
Saiyuri
Kasai & Saiyuri
Girl
Japan
Blooming flower; beautiful lily
Aji
Kasai & Aji
Girl
Japan
Peace
Shizuye
Kasai & Shizuye
Girl
Japan
quiet, gentle
#532
Makii
Kasai & Makii
Boy
Japan
Mr. or a man
Hikaru
Kasai & Hikaru
Boy
Japan
radiance, shine, light
#535
Shintaro
Kasai & Shintaro
Boy
Japan
New, big son
#535
Syniya
Kasai & Syniya
Girl
Japan
the one who possesses brilliance
Chiyono
Kasai & Chiyono
Girl
Japan
A name that can mean 'a thousand generations' or 'a thousand waves'.
#537
Hiromy
Kasai & Hiromy
Girl
Japan
Generous beauty; abundant beauty.
Moeko
Kasai & Moeko
Girl
Japan
A name that signifies 'child of the moegi (young trees)'.
Wataru
Kasai & Wataru
Boy
Japan
To be active, to be able
#538
Satomi
Kasai & Satomi
Girl
Japan
wisdom, beauty
#539
Tokuo
Kasai & Tokuo
Boy
Japan
another world, man
#540
Haruko
Kasai & Haruko
Girl
Japan
From Japanese 春 (haru) meaning "spring" or 陽 (haru) meaning "light, sun, male" combined with 子 (ko) meaning "child", as well as other kanji combinations.
#541
Hisaye
Kasai & Hisaye
Girl
Japan
It means 'spring valley' (春谷) or 'excellent valley' (優良谷) depending on the kanji used.
#541
Eichi
Kasai & Eichi
Boy
Japan
Meaning varies: 'prosperous, glorious' (栄一) or 'wise one' (英一), depending on the kanji used.
#542
Saia
Kasai & Saia
Girl
Japan
Umaru mono) - 'born one'; a phrase used to indicate a new beginning or new chapter in life
Say
Kasai & Say
Unisex
Japan
to do; to act
#544
Sachiye
Kasai & Sachiye
Girl
Japan
a child of happiness
#547
Itsue
Kasai & Itsue
Girl
Japan
a name often associated with 'delicate' or 'gentle'
#549
Jaico
Kasai & Jaico
Boy
Japan
important person, hero
Jovari
Kasai & Jovari
Boy
Japan
noble
Misao
Kasai & Misao
Girl
Japan
Meaning 'idea' or 'thought', commonly associated with wisdom.
#553
Norika
Kasai & Norika
Girl
Japan
from the child of a ruler, trusted child
Takeya
Kasai & Takeya
Girl
Japan
rich
#553
Hatsuyo
Kasai & Hatsuyo
Girl
Japan
First generation; birth
#554
Ryusei
Kasai & Ryusei
Boy
Japan
Flowing star or dragon star.
Chitose
Kasai & Chitose
Girl
Japan
Chitose) translates to 'thousand years' or 'long-lived'
#557
Joron
Kasai & Joron
Boy
Japan
Second son
#557
Ashita
Kasai & Ashita
Girl
Japan
Tomorrow
Soda
Kasai & Soda
Girl
Japan
sparrow
Riki
Kasai & Riki
Unisex
Japan
child of the village
#567
Yoshiyah
Kasai & Yoshiyah
Boy
Japan
righteous calm
Tadan
Kasai & Tadan
Boy
Japan
to stand or to be upright
Toshiba
Kasai & Toshiba
Girl
Japan
Next to the door
#570
Ryunosuke
Kasai & Ryunosuke
Boy
Japan
dragon and help; assistance of a dragon.
Tomoko
Kasai & Tomoko
Girl
Japan
child of wisdom
#571
Tomo
Kasai & Tomo
Boy
Japan
Either a variant of TOMA (2) or a diminutive of TOMISLAV.
Masaaki
Kasai & Masaaki
Boy
Japan
elegant, graceful
#573
Tsuyuko
Kasai & Tsuyuko
Girl
Japan
Transparent child
#573
Hateya
Kasai & Hateya
Girl
Japan
The name can mean 'victory' or 'success' depending on the characters used.
Shizuo
Kasai & Shizuo
Boy
Japan
meaning 'quiet man'
#577
Masayo
Kasai & Masayo
Girl
Japan
true generation; elegant generation
#578
Nara
Kasai & Nara
Girl
Japan
prosperous
#579
Ren
Kasai & Ren
Unisex
Japan
From Japanese 蓮 (ren) meaning "lotus", 恋 (ren) meaning "love", or other kanji which are pronounced the same way.
Madoka
Kasai & Madoka
Girl
Japan
Circle, reality; Temple (as in the character from anime)
#583
Tazuko
Kasai & Tazuko
Girl
Japan
Commonly means 'to continue' or 'to endure'.
#589
Tadao
Kasai & Tadao
Boy
Japan
loyal, correct
#589
Tetsu
Kasai & Tetsu
Boy
Japan
iron, steel
#593
Imiya
Kasai & Imiya
Girl
Japan
A name of uncertain origin, potentially meaning 'beautiful truth' depending on the kanji used.
Nekki
Kasai & Nekki
Girl
Japan
to connect, to tie together
#599
Seikichi
Kasai & Seikichi
Boy
Japan
seiki; pure, clean; lucky, auspicious
#599
Sotaro
Kasai & Sotaro
Boy
Japan
A helper or assistance; ft typically involves the first character meaning 'help' or 'aid'.
Sakiko
Kasai & Sakiko
Girl
Japan
blossom child; child of the blooming flowers
#606
Satsuko
Kasai & Satsuko
Girl
Japan
Child of the season
#609
Makari
Kasai & Makari
Boy
Japan
the one who will be happy
Toki
Kasai & Toki
Unisex
Japan
Can mean 'time' (時) or 'a bird' depending on context and kanji used.
#610
Aizen
Kasai & Aizen
Boy
Japan
love and benevolence
Tashima
Kasai & Tashima
Girl
Japan
Many islands; Reflecting diversity
#615
Tamotsu
Kasai & Tamotsu
Boy
Japan
Defender; protector.
#618
Sony
Kasai & Sony
Boy
Japan
Son, child.
#620
Mano
Kasai & Mano
Boy
Japan
A work of art
#622
Sunao
Kasai & Sunao
Boy
Japan
honest, straightforward
#623
Ramen
Kasai & Ramen
Boy
Japan
Soft, gentle
#624
Shiniya
Kasai & Shiniya
Girl
Japan
shin) means true, and 裕(iya) means abundant or rich.
Tomaka
Kasai & Tomaka
Girl
Japan
Tomoka) - 'friend' and 'fragrance'
#631
Yuko
Kasai & Yuko
Girl
Japan
From Japanese 優 (yu) meaning "gentleness, lithe, superior" and 子 (ko) meaning "child", as well as other combinations of kanji.
#631
Akaisha
Kasai & Akaisha
Girl
Japan
akai) meaning 'red'
Shuji
Kasai & Shuji
Boy
Japan
to discipline or adorn; second; excellent; govern or rule
#635
Seichi
Kasai & Seichi
Boy
Japan
sincerity, truth
#635
Yohei
Kasai & Yohei
Boy
Japan
Yohei can mean 'heroic peace' or 'excellent peace,' depending on the kanji characters used.
#636
yone
Kasai & yone
Girl
Japan
beautiful, graceful
#636
Emi
Kasai & Emi
Girl
Japan
Beautiful blessing
Maruin
Kasai & Maruin
Boy
Japan
The name can translate as 'circle' (円, en) and 'breathe' (生, sei), signifying 'to breathe life into wholeness' or 'to maintain balance'.
#639
Shunashi
Kasai & Shunashi
Girl
Japan
a person who excels in something; excellence
Jahiro
Kasai & Jahiro
Boy
Japan
Jahiro), where '自' means 'self' and '弘' means 'broad' or 'wide'.
#640
Sayoko
Kasai & Sayoko
Girl
Japan
Born in a fortunate or auspicious time.
#643
Hisao
Kasai & Hisao
Boy
Japan
long-lasting, heroic
#644
Isami
Kasai & Isami
Boy
Japan
brave
#644
Masuo
Kasai & Masuo
Boy
Japan
Masuo) translates to 'increase' and 'man'
#647
Yukie
Kasai & Yukie
Girl
Japan
Yukie) - 'fortunate blessing'
#647
Mamoru
Kasai & Mamoru
Boy
Japan
to protect, to watch over
#648
Mecha
Kasai & Mecha
Girl
Japan
A term often referring to mechanical or robotic.; Could refer to honey or sweetness in specific dialects.
#649
Pami
Kasai & Pami
Girl
Japan
A nickname or diminutive form of names like Tamiko, meaning 'child of many virtues'.
#650
Tsurue
Kasai & Tsurue
Girl
Japan
The name could refer to 'genuine/respected person' depending on kanji used.
#650
Chinue
Kasai & Chinue
Girl
Japan
a child born in the midst of a river
#652
Shoko
Kasai & Shoko
Girl
Japan
Child of snow
#652
Ato
Kasai & Ato
Boy
Japan
After, in the future; father
#654
Yoshigey
Kasai & Yoshigey
Girl
Japan
Good, virtuous and blessed
Alexiel
Kasai & Alexiel
Boy
Japan
Defender of mankind
Somiya
Kasai & Somiya
Girl
Japan
tall or elegant; dream
Sanin
Kasai & Sanin
Boy
Japan
yama ni) meaning 'in the mountain'
Cheisa
Kasai & Cheisa
Girl
Japan
Chiisana fune) - small ship
#658
Jkira
Kasai & Jkira
Girl
Japan
To shine; A beautiful girl
Mizuki
Kasai & Mizuki
Girl
Japan
beautiful moon
Takako
Kasai & Takako
Girl
Japan
Noble child, child of nobility
#660
Haruyo
Kasai & Haruyo
Girl
Japan
can mean 'spring' (春) and 'generation' (世) or 'world' (世) and 'abundance' (豊).
#661
Yayeko
Kasai & Yayeko
Girl
Japan
A variant of Yayoi, which refers to the spring season
#661
Menzō
Kasai & Menzō
Boy
Japan
Man's helper or manly
Ryoko
Kasai & Ryoko
Girl
Japan
refreshing child
#663
Shion
Kasai & Shion
Unisex
Japan
Poem; song