Best Sibling Names for Tadashi
Names chosen to complement Tadashi — matching origin (Japan), era, and style.
200 options16 girl200 boy
These sibling names share Tadashi's Japan roots or similar popularity era, and start with a different letter to avoid alliteration.
Sakae
Tadashi & Sakae
UnisexJapan
A beloved name with deep roots
#504 →
Sabe
Tadashi & Sabe
BoyJapan
to be wise or to be knowledgeable
#516 →
Shigeru
Tadashi & Shigeru
BoyJapan
Meaning can vary but commonly translates as 'to excel' or 'to grow thick.'
#525 →
Wataru
Tadashi & Wataru
BoyJapan
To be active, to be able
#538 →
Eichi
Tadashi & Eichi
BoyJapan
Meaning varies: 'prosperous, glorious' (栄一) or 'wise one' (英一), depending on the kanji used.
#542 →
Masaaki
Tadashi & Masaaki
BoyJapan
elegant, graceful
#573 →
Shizuo
Tadashi & Shizuo
BoyJapan
meaning 'quiet man'
#577 →
Seikichi
Tadashi & Seikichi
BoyJapan
seiki; pure, clean; lucky, auspicious
#599 →
Sunao
Tadashi & Sunao
BoyJapan
honest, straightforward
#623 →
Seichi
Tadashi & Seichi
BoyJapan
sincerity, truth
#635 →
Maruin
Tadashi & Maruin
BoyJapan
The name can translate as 'circle' (円, en) and 'breathe' (生, sei), signifying 'to breathe life into wholeness' or 'to maintain balance'.
#639 →
Hisao
Tadashi & Hisao
BoyJapan
long-lasting, heroic
#644 →
Isami
Tadashi & Isami
BoyJapan
brave
#644 →
Masuo
Tadashi & Masuo
BoyJapan
Masuo) translates to 'increase' and 'man'
#647 →
Mamoru
Tadashi & Mamoru
BoyJapan
to protect, to watch over
#648 →
Shinobu
Tadashi & Shinobu
UnisexJapan
From Japanese 忍 (shinobu) meaning "endurance", as well as other kanji or kanji combinations having the same pronunciation.
#667 →
Mikio
Tadashi & Mikio
BoyJapan
mighty or strong man
#698 →
Sadamu
Tadashi & Sadamu
BoyJapan
To clarify; to be clear.
#703 →
Masaru
Tadashi & Masaru
BoyJapan
excellence, to exceed or become victorious
#708 →
Kazumi
Tadashi & Kazumi
UnisexJapan
harmonious, beautiful
#709 →
Alco
Tadashi & Alco
BoyJapan
noble and kind
#718 →
Osamu
Tadashi & Osamu
BoyJapan
to be serenely settled or to be at peace
#729 →
Nobuyuki
Tadashi & Nobuyuki
BoyJapan
From Japanese 信 (nobu) meaning "trust" and 幸 (yuki) meaning "happiness". Other kanji combinations are possible as well.
#731 →
Koichi
Tadashi & Koichi
BoyJapan
the first one
#748 →
Yoshinori
Tadashi & Yoshinori
BoyJapan
Good Law or Good Rule
#778 →
Shoji
Tadashi & Shoji
BoyJapan
Shoji (将司) can mean 'commander' (将) and 'to rule' (司).
#782 →
Shigetoshi
Tadashi & Shigetoshi
BoyJapan
A name that can mean 'prosperous and virtuous'.
#784 →
Michio
Tadashi & Michio
BoyJapan
man of wisdom
#788 →
Masahiro
Tadashi & Masahiro
BoyJapan
generous, prosperous, or noble
#811 →
Niko
Tadashi & Niko
BoyJapan
Finnish form of NICHOLAS, and a Croatian and Slovene short form of NIKOLA (1).
#320 ↑
Eiichi
Tadashi & Eiichi
BoyJapan
one second, one wisdom
#838 →
Haruyoshi
Tadashi & Haruyoshi
BoyJapan
spring (haru) and virtuous (yoshi)
#843 →
Iwao
Tadashi & Iwao
BoyJapan
Rock, stone (岩) + man (男)
#849 →
Masayuki
Tadashi & Masayuki
BoyJapan
Beneficial, prosperous
#865 →
Yoichi
Tadashi & Yoichi
BoyJapan
One, first
#872 →
Mits
Tadashi & Mits
BoyJapan
Can mean 'light,' 'radiance,' or 'three.'
#900 →
Yoshihiro
Tadashi & Yoshihiro
BoyJapan
the name can be broken down into 'yoshi' (良) meaning 'good,' and 'hiro' (広) meaning 'broad' or 'prosperous.'
#904 →
Koda
Tadashi & Koda
BoyJapan
a companion or friend; the last of the wolf pack
#412 ↑
Kobe
Tadashi & Kobe
BoyJapan
coming from the gods; tortoise
#418 ↑
Raiden
Tadashi & Raiden
BoyJapan
Thunder and lightning
#423 ↓
Kunio
Tadashi & Kunio
BoyJapan
the man in the country, the country man
#930 →
Yoshitaka
Tadashi & Yoshitaka
BoyJapan
Generous and prosperous.
#939 →
Shigeyuki
Tadashi & Shigeyuki
BoyJapan
heavy happiness'
#944 →
Shigeto
Tadashi & Shigeto
BoyJapan
Meaning varies depending on kanji
#949 →
Junichi
Tadashi & Junichi
BoyJapan
The first son (as in 'jun', meaning 'first' + 'ichi', meaning 'one')
#956 →
Kenso
Tadashi & Kenso
BoyJapan
Healthy.
#976 →
Hiromu
Tadashi & Hiromu
BoyJapan
abundant, prosperous
#988 →
Issey
Tadashi & Issey
BoyJapan
one hundred years
#500 →
Sho
Tadashi & Sho
BoyJapan
to fly
#511 →
Shigeki
Tadashi & Shigeki
BoyJapan
growth of the benevolent
Isay
Tadashi & Isay
BoyJapan
to be found
#529 →
Masaharu
Tadashi & Masaharu
BoyJapan
correct' or 'righteous' plus 'to govern' or 'to manage'
Hikaru
Tadashi & Hikaru
BoyJapan
radiance, shine, light
#535 →
Shintaro
Tadashi & Shintaro
BoyJapan
New, big son
#535 →
Say
Tadashi & Say
UnisexJapan
to do; to act
#544 →
Haruo
Tadashi & Haruo
BoyJapan
spring man
Nobuo
Tadashi & Nobuo
BoyJapan
manly; heroic
Shigeo
Tadashi & Shigeo
BoyJapan
Diligent man; a man of learning.; The meaning can vary based on the characters used to write the name. It can also mean 'wealthy man' if written differently.
Seiko
Tadashi & Seiko
UnisexJapan
meaning 'child of the holy' or 'child of the sacred'
Joron
Tadashi & Joron
BoyJapan
Second son
#557 →
Yoshikazu
Tadashi & Yoshikazu
BoyJapan
There are multiple possible meanings depending on the kanji used, including 'good rule' (良和) and 'to become' (良一)
Susumu
Tadashi & Susumu
BoyJapan
to proceed
Sadao
Tadashi & Sadao
BoyJapan
man of (or born in) the rice paddy
Riki
Tadashi & Riki
UnisexJapan
child of the village
#567 →
Kouhei
Tadashi & Kouhei
BoyJapan
The name means 'peaceful' (浩) and 'fly' (平)
#570 →
Mutsuo
Tadashi & Mutsuo
BoyJapan
deep water; vital, life-giving water
Yoshihiko
Tadashi & Yoshihiko
BoyJapan
good, virtuous, or righteous
Kasen
Tadashi & Kasen
BoyJapan
fruit, berry
#577 ↓
Mayo
Tadashi & Mayo
UnisexJapan
Dance wisteria
Maiki
Tadashi & Maiki
BoyJapan
Flourishing
#586 →
Kaizen
Tadashi & Kaizen
BoyJapan
Improvement, change for the better.
#587 ↑
Satoru
Tadashi & Satoru
BoyJapan
to understand
Benten
Tadashi & Benten
BoyJapan
God of music and knowledge
#591 →
Shinnosuke
Tadashi & Shinnosuke
BoyJapan
meaning 'true' or 'real' combined with 'assistance'
#599 →
Shozo
Tadashi & Shozo
BoyJapan
The name can be written with different kanji characters for various meanings, but commonly includes aspects of 'to assist' or 'to help'.
Shige
Tadashi & Shige
BoyJapan
Typically means 'to grow', 'to prosper' or can also mean 'refined' depending on the kanji used.
Kenzo
Tadashi & Kenzo
BoyJapan
Strong; healthy; vigorous (健; ken) + a second kanji can signify 'create' or 'build' (三; zo)
#619 ↑
Edo
Tadashi & Edo
BoyJapan
Estuary
Sony
Tadashi & Sony
BoyJapan
Son, child.
#620 →
Mano
Tadashi & Mano
BoyJapan
A work of art
#622 →
Yukio
Tadashi & Yukio
BoyJapan
man of happiness
Ramen
Tadashi & Ramen
BoyJapan
Soft, gentle
#624 →
Comari
Tadashi & Comari
BoyJapan
the one who becomes a leader
#634 →
Shuji
Tadashi & Shuji
BoyJapan
to discipline or adorn; second; excellent; govern or rule
#635 →
Yohei
Tadashi & Yohei
BoyJapan
Yohei can mean 'heroic peace' or 'excellent peace,' depending on the kanji characters used.
#636 →
Souta
Tadashi & Souta
BoyJapan
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 →
Jahiro
Tadashi & Jahiro
BoyJapan
Jahiro), where '自' means 'self' and '弘' means 'broad' or 'wide'.
#640 →
Masashi
Tadashi & Masashi
BoyJapan
meaning 'eagle', 'warrior', or 'ambition' depending on kanji used.
Matsuichi
Tadashi & Matsuichi
BoyJapan
The first son in the pine tree, where 'matsu' means pine tree and 'ichi' means one or first.
Ato
Tadashi & Ato
BoyJapan
After, in the future; father
#654 →
Nobuichi
Tadashi & Nobuichi
BoyJapan
or のぶいち, which translates to 'trust' or 'faith' + 'one'
Gensen
Tadashi & Gensen
BoyJapan
Meaning 'source' or 'origin' depending on the kanji used.
#676 →
Shun
Tadashi & Shun
BoyJapan
to hasten, to accelerate
#678 →
Kubo
Tadashi & Kubo
BoyJapan
a small house or hut
#683 →
Ryion
Tadashi & Ryion
BoyJapan
Dragon
#683 →
Masanori
Tadashi & Masanori
BoyJapan
political law) or 正則 (correct rules)
Kaie
Tadashi & Kaie
BoyJapan
Restoration, recovery
#690 →
Mitsugi
Tadashi & Mitsugi
BoyJapan
light and radiance
Kemori
Tadashi & Kemori
UnisexJapan
tree village
#694 →
Yoshiaki
Tadashi & Yoshiaki
BoyJapan
Good, virtuous
Yasunobu
Tadashi & Yasunobu
BoyJapan
Harmony, Peaceful
Kenyi
Tadashi & Kenyi
BoyJapan
Wise, intelligent
#704 →
Romon
Tadashi & Romon
BoyJapan
A variation of the name Roman, often associated with being strong or powerful.
#704 →
Daimar
Tadashi & Daimar
BoyJapan
A name that can mean 'great' or 'large' when written with certain kanji.
#707 →
Masaji
Tadashi & Masaji
BoyJapan
elegant
Kazu
Tadashi & Kazu
UnisexJapan
a harmony of the eternal or a peace that lasts
Katsumi
Tadashi & Katsumi
BoyJapan
victorious beauty
#710 →
Kazuhiro
Tadashi & Kazuhiro
BoyJapan
One who is harmonious and prosperous.
#715 →
Katon
Tadashi & Katon
BoyJapan
one who takes a step forward
#720 →
Yousuke
Tadashi & Yousuke
BoyJapan
A name that can mean 'to assist' or 'to help' depending on the kanji used.
#721 →
Masayoshi
Tadashi & Masayoshi
BoyJapan
justice and virtue
Rikio
Tadashi & Rikio
BoyJapan
the mighty man or the strength of a man (力男)
Daigen
Tadashi & Daigen
BoyJapan
Daigen) translates to 'Big Source' or 'Great Origin'
#732 →
Noren
Tadashi & Noren
BoyJapan
to spiritually awaken or 'to open up'
#734 →
Jiraiya
Tadashi & Jiraiya
BoyJapan
This name's meaning varies depending on the kanji used, with common interpretations being 'young' or 'new' and 'beyond'.
#735 ↑
Masakatsu
Tadashi & Masakatsu
BoyJapan
true victory
Ryus
Tadashi & Ryus
BoyJapan
Dragon
#744 →
Kendu
Tadashi & Kendu
BoyJapan
a name often associated with warmth or light.
#748 →
Rokko
Tadashi & Rokko
BoyJapan
rock; from the rock
#763 →
Kanichi
Tadashi & Kanichi
BoyJapan
One whose heart is beautiful
Saichi
Tadashi & Saichi
BoyJapan
the one who is gifted or gets good fortune
Hisashi
Tadashi & Hisashi
BoyJapan
long-lasting, eternal
Shinobi
Tadashi & Shinobi
BoyJapan
to steal away
#788 →
Kenji
Tadashi & Kenji
BoyJapan
From Japanese 研 (ken) meaning "study, sharpen" and 二 (ji) meaning "two", as well as other combinations of kanji characters.
#789 →
Ryko
Tadashi & Ryko
BoyJapan
This name can be written using various kanji, but a common interpretation is 'good' (良) and 'child' (子)
#790 →
Jomei
Tadashi & Jomei
BoyJapan
Bright and clear
#804 →
Shin
Tadashi & Shin
BoyJapan
True, genuine
#811 →
Chozen
Tadashi & Chozen
BoyJapan
chosen, selected
#815 ↑
Daygoro
Tadashi & Daygoro
BoyJapan
Great power
#816 →
Daiyon
Tadashi & Daiyon
BoyJapan
great ocean
#824 →
Jubei
Tadashi & Jubei
BoyJapan
Warrior
#835 →
Shigenobu
Tadashi & Shigenobu
BoyJapan
Newly developed or cultivated
Naoya
Tadashi & Naoya
BoyJapan
A name meaning 'honest' or 'truthful'.
#844 →
Mitsuo
Tadashi & Mitsuo
BoyJapan
mean 'light' and 'man'); 三夫 (can mean 'three' and 'man')
Kou
Tadashi & Kou
BoyJapan
A term of endearment; sometimes means 'nurturing'.
#851 →
Daigo
Tadashi & Daigo
BoyJapan
great enlightenment
#853 →
Ryujin
Tadashi & Ryujin
BoyJapan
dragon god
#853 →
Yutaka
Tadashi & Yutaka
BoyJapan
Abundant, plentiful
Keigen
Tadashi & Keigen
BoyJapan
Clear, healthy, or brilliant (ヶ原)
#864 →
Sumio
Tadashi & Sumio
BoyJapan
Usually means 'to clear one's mind' or 'clear and refreshing'.
Etsuo
Tadashi & Etsuo
BoyJapan
the man who excels
Riky
Tadashi & Riky
BoyJapan
can be a diminutive of names like Riki (strength) or Riku (land).; a shortened form of Richard or its variants.
#877 →
Atsushi
Tadashi & Atsushi
BoyJapan
Vitality, industriousness, or a state of being bright.
Makao
Tadashi & Makao
BoyJapan
someone who plays the flute or is associated with music
#884 →
Sou
Tadashi & Sou
BoyJapan
soothing, purity
#887 →
Ien
Tadashi & Ien
BoyJapan
Peaceful
#889 →
Maiko
Tadashi & Maiko
UnisexJapan
child of the dance
#894 →
Kanta
Tadashi & Kanta
BoyJapan
a singer of songs
#911 →
Masun
Tadashi & Masun
BoyJapan
A person who is gentle and beautiful.
#911 →
Seigo
Tadashi & Seigo
BoyJapan
regal, clear day
#911 →
Akori
Tadashi & Akori
BoyJapan
Bright dweller
#919 →
Mitsuru
Tadashi & Mitsuru
BoyJapan
full, sufficient, or achieving
Yomo
Tadashi & Yomo
BoyJapan
Sunlight
#925 →
Genki
Tadashi & Genki
BoyJapan
In Japanese, Genki (元気) means 'healthy,' 'energetic,' or 'vitality.' It is often used colloquially to ask someone how they are; 'Genki desu ka?' means 'Are you well?'
#930 →
Zen
Tadashi & Zen
UnisexJapan
A beloved name with deep roots
#935 ↑
Kaisen
Tadashi & Kaisen
BoyJapan
victory
#937 ↑
Jyon
Tadashi & Jyon
BoyJapan
Purity, soundness; A variant of 'John', often used as an alternative spelling.
#939 →
Masakazu
Tadashi & Masakazu
BoyJapan
Eternal harmony; peace.
Kuwan
Tadashi & Kuwan
BoyJapan
Jewel, gem
#958 →
Gari
Tadashi & Gari
UnisexJapan
A person with a cheerful or bright demeanor
#969 →
Kyohei
Tadashi & Kyohei
BoyJapan
the calm, peace
#979 →
Shuichi
Tadashi & Shuichi
BoyJapan
Year, One, Wisdom (秀一)
Kohei
Tadashi & Kohei
BoyJapan
a name often used for boys, can mean 'peace' or 'flat' depending on the kanji used
#989 →
Oji
Tadashi & Oji
BoyJapan
鬼
#991 →
Korei
Tadashi & Korei
UnisexJapan
The light of the sun; brightness
#993 →
Angeal
Tadashi & Angeal
BoyJapan
Derived from the combination of 'angel' and 'real' or 'truth'.
Akira
Tadashi & Akira
UnisexJapan
bright, clear, or intelligent
Shingo
Tadashi & Shingo
BoyJapan
true; shining
Muneo
Tadashi & Muneo
BoyJapan
意義のある引き分け
Makii
Tadashi & Makii
BoyJapan
Mr. or a man
Kiyoto
Tadashi & Kiyoto
BoyJapan
Kiyoto) translates to 'clear person' or 'pure person'.
Itsuo
Tadashi & Itsuo
BoyJapan
one who is connected to the earth
Nakuma
Tadashi & Nakuma
BoyJapan
a person who is calm or serene
Koury
Tadashi & Koury
BoyJapan
This name can have different meanings depending on the kanji used but often relates to a 'man' or 'manly'.
Jaico
Tadashi & Jaico
BoyJapan
important person, hero
Jovari
Tadashi & Jovari
BoyJapan
noble
Ryusei
Tadashi & Ryusei
BoyJapan
Flowing star or dragon star.
Matsuo
Tadashi & Matsuo
BoyJapan
base of the pine tree
Yoshiyah
Tadashi & Yoshiyah
BoyJapan
righteous calm
Ryunosuke
Tadashi & Ryunosuke
BoyJapan
dragon and help; assistance of a dragon.
Kinji
Tadashi & Kinji
BoyJapan
A name whose meaning can vary based on the kanji used; often means 'gold' (金) and 'second' (次).
Ren
Tadashi & Ren
UnisexJapan
From Japanese 蓮 (ren) meaning "lotus", 恋 (ren) meaning "love", or other kanji which are pronounced the same way.
Kemo
Tadashi & Kemo
BoyJapan
blessing, favor
Seiichi
Tadashi & Seiichi
BoyJapan
The first one, the best one; depending on kanji, may also mean 'intelligent' or 'reason'.
Hiro
Tadashi & Hiro
BoyJapan
generous, tolerant, noble, widespread
Hachiro
Tadashi & Hachiro
BoyJapan
Variant transcription of HACHIROU.
Sotaro
Tadashi & Sotaro
BoyJapan
A helper or assistance; ft typically involves the first character meaning 'help' or 'aid'.
Hajime
Tadashi & Hajime
BoyJapan
beginning, first
Makari
Tadashi & Makari
BoyJapan
the one who will be happy
Daiki
Tadashi & Daiki
BoyJapan
Great radiance or shining well
Jitsuo
Tadashi & Jitsuo
BoyJapan
Practical man
Aizen
Tadashi & Aizen
BoyJapan
love and benevolence
Kono
Tadashi & Kono
BoyJapan
Real, True
Soichi
Tadashi & Soichi
BoyJapan
only one, first one
Gen
Tadashi & Gen
UnisexJapan
Source; origin
Yuuta
Tadashi & Yuuta
BoyJapan
gentleness, superiority
Reo
Tadashi & Reo
BoyJapan
sonorous
Goro
Tadashi & Goro
BoyJapan
fifth son
Ryosuke
Tadashi & Ryosuke
BoyJapan
refreshed, clear, or to help
Isao
Tadashi & Isao
BoyJapan
Integrity, hero