375 Japanese Names That Mean Space for Boys, Girls & More

Space is a beautiful theme for Japanese names. It brings to mind stars, the moon, and the vast sky above us. Many parents love names that connect their child to something bigger than themselves. Japanese names meaning space carry this sense of wonder in a simple and elegant way.

In this article, you will find 375 Japanese names that mean space. These names work for boys, girls, and even gender-neutral choices. Each name comes with its kanji, meaning, and pronunciation. Whether you want something cosmic or calm, you will find the right name here.

Japanese Boy Names That Mean Space

These boy names carry the feel of sky, stars, and open space.

NameKanjiMeaningPronunciation
SoraSkySo-ra
Sorata空太Big skySo-ra-ta
Kuuya空也Sky, alsoKu-u-ya
TenHeavenTen
Tenma天馬Heavenly horseTen-ma
Tenshi天士Heaven’s manTen-shi
Tenta天太Big heavenTen-ta
Hoshito星人Star personHo-shi-to
Hoshio星生Born of starsHo-shi-o
Hoshiya星也Star, alsoHo-shi-ya
Seiya星哉StarrySei-ya
Seito星人Star personSei-to
Seijiro星次郎Second star sonSei-ji-ro
Ryusei流星Shooting starRyu-sei
Kousei光星Light starKou-sei
Meisei明星Bright starMei-sei
Gin’ya銀也Silver, alsoGin-ya
Ginji銀次Silver nextGin-ji
Ginga銀河GalaxyGin-ga
Uchuu宇宙UniverseU-chu-u
Uta宇太Big universeU-ta
Sorao空生Born of skySo-ra-o
Rikuu陸宙Land and spaceRi-ku-u
Chuuta宙太Big spaceChu-u-ta
Chuuji宙次Space nextChu-u-ji
Yozora夜空Night skyYo-zo-ra
YoruNightYo-ru
Tsukito月人Moon personTsu-ki-to
Tsukiya月也Moon, alsoTsu-ki-ya
Tsukiharu月晴Clear moonTsu-ki-ha-ru
Getsuya月也Moon, alsoGe-tsu-ya
Youta陽太Big sunYou-ta
Youki陽輝Sun shineYou-ki
Haruto陽人Sun personHa-ru-to
Akihoshi明星Bright starA-ki-ho-shi
Kaito海斗Sea and starsKa-i-to
HikaruLightHi-ka-ru
Hikaruto光人Light personHi-ka-ru-to
HomareStar prideHo-ma-re
Wakusei惑星PlanetWa-ku-sei
Ryuuga龍河Dragon river of starsRyu-u-ga
Kokuu虚空Void, empty skyKo-ku-u
Genta玄太Big dark spaceGen-ta
Genya玄也Dark space, alsoGen-ya

If you liked these picks, you might also enjoy our Japanese names meaning storm.

Japanese Girl Names That Mean Space

These girl names hold the softness of sky, moon, and stars.

NameKanjiMeaningPronunciation
Sorami空美Beautiful skySo-ra-mi
Sorako空子Sky childSo-ra-ko
Sorana空奈Sky, gracefulSo-ra-na
Hoshiko星子Star childHo-shi-ko
Hoshimi星美Beautiful starHo-shi-mi
Hoshina星奈Star, gracefulHo-shi-na
Seira星羅Star arrangementSei-ra
Seika星香Star fragranceSei-ka
Seina星奈Star, gracefulSei-na
Kirara煌星Sparkling starKi-ra-ra
Kiraho輝星Shining starKi-ra-ho
Akiho明星Bright starA-ki-ho
Mitsuho光星Light starMi-tsu-ho
Ginka銀花Silver flower of starsGin-ka
Ginna銀奈Silver, gracefulGin-na
Gingetsu銀月Silver moonGin-ge-tsu
Tsukiko月子Moon childTsu-ki-ko
Tsukimi月美Beautiful moonTsu-ki-mi
Tsukina月奈Moon, gracefulTsu-ki-na
Tsukika月香Moon fragranceTsu-ki-ka
Getsuka月花Moon flowerGe-tsu-ka
Yozorami夜空美Beautiful night skyYo-zo-ra-mi
Yorumi夜美Beautiful nightYo-ru-mi
Yoruka夜香Night fragranceYo-ru-ka
Sorane空音Sound of skySo-ra-ne
Amaka天香Heaven fragranceA-ma-ka
Amami天美Beautiful heavenA-ma-mi
Amane天音Heaven soundA-ma-ne
Tenko天子Heaven childTen-ko
Uchuuka宇宙花Universe flowerU-chu-u-ka
Chuuka宙花Space flowerChu-u-ka
Chuumi宙美Beautiful spaceChu-u-mi
Youko陽子Sun childYou-ko
Youka陽花Sun flowerYou-ka
Hinako陽菜子Sun greens childHi-na-ko
Kaguya輝夜Shining nightKa-gu-ya
Akari明里Bright lightA-ka-ri
Ryusei-ka流星花Shooting star flowerRyu-sei-ka
Miyabihoshi雅星Elegant starMi-ya-bi-ho-shi
Ranhoshi蘭星Orchid starRan-ho-shi
Kohana-boshi小花星Small flower starKo-ha-na-bo-shi
Wakuseiko惑星子Planet childWa-ku-sei-ko
Ginkahime銀花姫Silver flower princessGin-ka-hi-me
Sorahime空姫Sky princessSo-ra-hi-me
Hoshihime星姫Star princessHo-shi-hi-me

Japanese First Names That Mean Space

These first names work well on their own, for daily use.

NameKanjiMeaningPronunciation
SoraSkySo-ra
Kuuki空輝Sky shineKu-u-ki
TenHeavenTen
Tenrai天来Heaven’s arrivalTen-ra-i
HoshiStarHo-shi
Hoshika星香Star fragranceHo-shi-ka
Seira星羅Star arrangementSei-ra
Seishi星士Star manSei-shi
KiraSparkleKi-ra
Kirameki煌めきSparkling lightKi-ra-me-ki
AkiraBrightA-ki-ra
HikariLightHi-ka-ri
Ginga銀河GalaxyGin-ga
Ginji銀路Silver road of starsGin-ji
TsukiMoonTsu-ki
Tsukito月人Moon personTsu-ki-to
GetsuMoonGe-tsu
YoruNightYo-ru
Yozora夜空Night skyYo-zo-ra
Amane天音Heaven soundA-ma-ne
AmaHeavenA-ma
ChuuSpaceChu-u
Chuuto宙人Space personChu-u-to
Uchuu宇宙UniverseU-chu-u
Reiku冷空Cool skyRei-ku
Youhi陽日Sun dayYou-hi
Youta陽太Big sunYou-ta
HaruSunHa-ru
HarukaDistant, vastHa-ru-ka
Kaito海斗Sea and starsKa-i-to
Sotaro空太郎Big sky sonSo-ta-ro
Ryusei流星Shooting starRyu-sei
Mizuki瑞星Fortunate starMi-zu-ki
Nagisora凪空Calm skyNa-gi-so-ra
Kokuu虚空Void skyKo-ku-u
Souta蒼太Big blue skySou-ta
Sousuke蒼介Blue sky helperSou-su-ke
Aozora青空Blue skyA-o-zo-ra
Wakusei惑星PlanetWa-ku-sei
Meiga明河Bright river of starsMei-ga

Japanese Last Names That Mean Space

Japanese Last Names That Mean Space
Japanese Last Names That Mean Space

These surnames carry space themes through nature and sky words.

NameKanjiMeaningPronunciation
Sorayama空山Sky mountainSo-ra-ya-ma
Sorakawa空川Sky riverSo-ra-ka-wa
Amagawa天川Heaven riverA-ma-ga-wa
Amamori天森Heaven forestA-ma-mo-ri
Hoshikawa星川Star riverHo-shi-ka-wa
Hoshino星野Star fieldHo-shi-no
Hoshizaki星崎Star capeHo-shi-za-ki
Hoshiyama星山Star mountainHo-shi-ya-ma
Tsukimoto月本Moon originTsu-ki-mo-to
Tsukioka月岡Moon hillTsu-ki-o-ka
Tsukishima月島Moon islandTsu-ki-shi-ma
Tsukiyama月山Moon mountainTsu-ki-ya-ma
Yozorada夜空田Night sky fieldYo-zo-ra-da
Yoruyama夜山Night mountainYo-ru-ya-ma
Ginno銀野Silver fieldGin-no
Ginzan銀山Silver mountainGin-zan
Gindou銀道Silver road of starsGin-dou
Chuudou宙堂Space hallChu-u-dou
Uchuuda宇宙田Universe fieldU-chu-u-da
Sorafuji空藤Sky wisteriaSo-ra-fu-ji
Sorayoshi空良Good skySo-ra-yo-shi
Amamiya天宮Heaven shrineA-ma-mi-ya
Amazaki天崎Heaven capeA-ma-za-ki
Amaike天池Heaven pondA-ma-i-ke
Tenzan天山Heaven mountainTen-zan
Tenmori天森Heaven forestTen-mo-ri
Tenkawa天川Heaven riverTen-ka-wa
Youkawa陽川Sun riverYou-ka-wa
Youyama陽山Sun mountainYou-ya-ma
Hikarizawa光沢Light valleyHi-ka-ri-za-wa
Kagayama輝山Shining mountainKa-ga-ya-ma
Meiyama明山Bright mountainMei-ya-ma
Wakusei-da惑星田Planet fieldWa-ku-sei-da
Seizan星山Star mountainSei-zan
Seikawa星川Star riverSei-ka-wa
Kokuuda虚空田Void fieldKo-ku-u-da
Aozora-da青空田Blue sky fieldA-o-zo-ra-da
Souyama蒼山Blue sky mountainSou-ya-ma
Ryuuseida流星田Shooting star fieldRyu-u-sei-da
Ginkawa銀川Silver riverGin-ka-wa

Unique Japanese Names That Mean Space

These names stand out and are less common in everyday use.

NameKanjiMeaningPronunciation
Kokuuto虚空人Void personKo-ku-u-to
Wakuseika惑星花Planet flowerWa-ku-sei-ka
Souten蒼天Blue heavenSou-ten
Soutenshi蒼天士Blue heaven manSou-ten-shi
Genkuu玄空Dark skyGen-ku-u
Genten玄天Dark heavenGen-ten
Meikuu冥空Dim skyMei-ku-u
Reikuu霊空Spirit skyRei-ku-u
Ryuukuu龍空Dragon skyRyu-u-ku-u
Ginryuusei銀流星Silver shooting starGin-ryu-u-sei
Hikaryuu光龍Light dragon of skyHi-ka-ryu-u
Kuutenshi空天士Sky heaven manKu-u-ten-shi
Uchuuji宇宙次Universe nextU-chu-u-ji
Uchuuto宇宙人Universe personU-chu-u-to
Chuurin宙凛Space, cold beautyChu-u-rin
Chuuha宙葉Space leafChu-u-ha
Ginkatsu銀活Silver, livelyGin-ka-tsu
Ginjuu銀充Silver, fullGin-ju-u
Amayuki天雪Heaven snowA-ma-yu-ki
Amazora天空Heaven skyA-ma-zo-ra
Sorayume空夢Sky dreamSo-ra-yu-me
Sorafumi空史Sky historySo-ra-fu-mi
Hoshimeguru星巡Star wanderHo-shi-me-gu-ru
Hoshitomo星友Star friendHo-shi-to-mo
Kiraboshi煌星Sparkling starKi-ra-bo-shi
Seiryuu星龍Star dragonSei-ryu-u
Seizen星禅Star, calmSei-zen
Tsukikage月影Moon shadowTsu-ki-ka-ge
Tsukiyoru月夜Moon nightTsu-ki-yo-ru
Getsurin月凛Moon, cold beautyGe-tsu-rin
Youmei陽明Sun brightYou-mei
Youzen陽禅Sun, calmYou-zen
Aokuu青空Blue skyA-o-ku-u
Kokuuha虚空葉Void leafKo-ku-u-ha
Souryuu蒼龍Blue dragon of skySou-ryu-u
Meikaze明風Bright wind of skyMei-ka-ze
Ranhikaru蘭光Orchid lightRan-hi-ka-ru
Ginhikari銀光Silver lightGin-hi-ka-ri
Wakuseimaru惑星丸Planet roundWa-ku-sei-ma-ru
Ryuuseika流星花Shooting star flowerRyu-u-sei-ka

For more cool sky-toned options, check out our list of Japanese names that mean blue.

Cute Japanese Names That Mean Space

These names are soft and light, good for young children.

NameKanjiMeaningPronunciation
SorachanLittle skySo-ra-chan
Hoshiko星子Star childHo-shi-ko
Kirakira煌々TwinkleKi-ra-ki-ra
TsukiponLittle moonTsu-ki-pon
PoyohoshiSoft little starPo-yo-ho-shi
Momohoshi桃星Peach starMo-mo-ho-shi
FuwahoshiFluffy starFu-wa-ho-shi
ChibisoraSmall skyChi-bi-so-ra
Marutsuki丸月Round moonMa-ru-tsu-ki
Kotsuki小月Small moonKo-tsu-ki
Kohoshi小星Small starKo-ho-shi
Mihoshi美星Beautiful starMi-ho-shi
Yumehoshi夢星Dream starYu-me-ho-shi
Yumesora夢空Dream skyYu-me-so-ra
Anzuhoshi杏星Apricot starAn-zu-ho-shi
Momotsuki桃月Peach moonMo-mo-tsu-ki
Ichihoshi一星First starI-chi-ho-shi
Nanahoshi七星Seven starsNa-na-ho-shi
Mitsuboshi三星Three starsMi-tsu-bo-shi
Hanahoshi花星Flower starHa-na-ho-shi
Yurahoshi由良星Gentle starYu-ra-ho-shi
Sakuhoshi咲星Blooming starSa-ku-ho-shi
Konohoshi木の星Tree starKo-no-ho-shi
Umihoshi海星Sea starU-mi-ho-shi
Sorame空芽Sky sproutSo-ra-me
SoraponLittle skySo-ra-pon
AmaponLittle heavenA-ma-pon
Amanko天子Little heaven childA-man-ko
KirapyonLittle sparkleKi-ra-pyon
Tsukirin月凛Moon, cute coldTsu-ki-rin
Getsurin月鈴Moon bellGe-tsu-rin
Hoshirin星鈴Star bellHo-shi-rin
ChibihoshiSmall starChi-bi-ho-shi
PunihoshiSoft plump starPu-ni-ho-shi
MochihoshiSoft mochi starMo-chi-ho-shi
FuwasoraFluffy skyFu-wa-so-ra
NikohoshiSmiling starNi-ko-ho-shi
WakuwakuboshiExcited starWa-ku-wa-ku-bo-shi
Kotohoshi琴星Harp starKo-to-ho-shi
Rinhoshi凛星Cold beauty starRin-ho-shi

Unisex Japanese Names That Mean Space

These names suit any child, without a fixed gender.

NameKanjiMeaningPronunciation
SoraSkySo-ra
HikariLightHi-ka-ri
TsukiMoonTsu-ki
HoshiStarHo-shi
TenHeavenTen
ChuuSpaceChu-u
KiraSparkleKi-ra
Amane天音Heaven soundA-ma-ne
Youhi陽日Sun dayYou-hi
Ryuusei流星Shooting starRyu-u-sei
Uchuu宇宙UniverseU-chu-u
Yozora夜空Night skyYo-zo-ra
Meisei明星Bright starMei-sei
Souya蒼也Blue sky, alsoSou-ya
Ginga銀河GalaxyGin-ga
AoiBlue, sky tonedA-o-i
Kokuu虚空Void skyKo-ku-u
Wakusei惑星PlanetWa-ku-sei
Rinku凛空Cold beauty skyRin-ku
Mizusora水空Water skyMi-zu-so-ra
HarukaDistant, vastHa-ru-ka
Nagisora凪空Calm skyNa-gi-so-ra
Yuzora夕空Evening skyYu-zo-ra
Asazora朝空Morning skyA-sa-zo-ra
Amayo天夜Heaven nightA-ma-yo
Kagayaki輝きShineKa-ga-ya-ki
Tomarin星凛Star, cold beautyTo-ma-rin
Reihoshi麗星Lovely starRei-ho-shi
Meiryuu明龍Bright dragon of skyMei-ryu-u
Kurayo暗夜Dark night skyKu-ra-yo
Gintsuki銀月Silver moonGin-tsu-ki
Sorane空音Sound of skySo-ra-ne
Chuuka宙花Space flowerChu-u-ka
Kokuuya虚空也Void, alsoKo-ku-u-ya
Tenrin天凛Heaven, cold beautyTen-rin
Ameya天也Heaven, alsoA-me-ya
Souren蒼恋Blue sky loveSou-ren
Ginrei銀麗Silver lovely starsGin-rei
Amamio天美生Beautiful heaven bornA-ma-mi-o
Sotoya空登也Rising sky, alsoSo-to-ya

You can explore more Japanese naming traditions on Behind the Name.

Japanese Celestial Names

These names point to the sky’s larger bodies and heavenly order.

NameKanjiMeaningPronunciation
Tentai天体Celestial bodyTen-ta-i
Seiza星座ConstellationSei-za
Ginga銀河GalaxyGin-ga
Wakusei惑星PlanetWa-ku-sei
Eisei衛星SatelliteEi-sei
Taiyou太陽SunTa-i-you
Getsurin月輪Moon discGe-tsu-rin
Ryuusei流星Shooting starRyu-u-sei
Suisei彗星CometSu-i-sei
Kousei恒星Fixed starKou-sei
Meiousei冥王星Distant king starMei-ou-sei
Kaseihoshi火星Fire star, MarsKa-sei-ho-shi
Suiseihime水星姫Water star princessSu-i-sei-hi-me
Mokuseita木星太Big wood starMo-ku-sei-ta
Doseika土星花Earth star flowerDo-sei-ka
Tenkyuu天球Celestial sphereTen-kyu-u
Seikai星海Star seaSei-ka-i
Ginkai銀海Silver sea of starsGin-ka-i
Amanogawa天の川Heaven’s riverA-ma-no-ga-wa
Ginkawahime銀川姫Silver river princessGin-ka-wa-hi-me
Meikyuu冥球Dim sphereMei-kyu-u
Seikou星光Star lightSei-kou
Tenkou天光Heaven lightTen-kou
Tenmon天文AstronomyTen-mon
Sekaiten星界天Star world heavenSe-ka-i-ten
Hoshikai星界Star worldHo-shi-ka-i
Ryuukyuu龍球Dragon sphereRyu-u-kyu-u
Seishuu星宿Star lodgeSei-shu-u
Getsumei月明MoonlightGe-tsu-mei
Nichirin日輪Sun discNi-chi-rin
Kouten光天Light heavenKou-ten
Meikou明光Bright lightMei-kou
Tenshou天照Heaven shineTen-shou
Seishou星照Star shineSei-shou
Ginshou銀照Silver shineGin-shou
Wakuseiten惑星天Planet heavenWa-ku-sei-ten
Tenrei天麗Heaven lovelyTen-rei
Uchuuten宇宙天Universe heavenU-chu-u-ten
Seiran星嵐Star stormSei-ran
Ginryuusei銀流星Silver shooting starGin-ryu-u-sei
Meiten明天Bright heavenMei-ten
Sorakumo空雲Sky cloudSo-ra-ku-mo
Ameten天天Heaven heavenA-me-ten

Japanese Names Meaning Starry Night

Japanese Names Meaning Starry Night
Japanese Names Meaning Starry Night

These names capture the quiet beauty of a sky full of stars.

NameKanjiMeaningPronunciation
Seiyo星夜Starry nightSei-yo
Yohoshi夜星Night starYo-ho-shi
Seiyaka星夜香Starry night fragranceSei-ya-ka
Yozorahime夜空姫Night sky princessYo-zo-ra-hi-me
Yozoruki夜空輝Night sky shineYo-zo-ru-ki
Kurahoshi暗星Dark starKu-ra-ho-shi
Yamihoshi闇星Darkness starYa-mi-ho-shi
Yoruboshi夜星Night starYo-ru-bo-shi
Seiyaki星夜輝Starry night shineSei-ya-ki
Yozorane夜空音Night sky soundYo-zo-ra-ne
Yozoruka夜空花Night sky flowerYo-zo-ru-ka
Seiyahime星夜姫Starry night princessSei-ya-hi-me
Seiyato星夜人Starry night personSei-ya-to
Yorurin夜凛Night, cold beautyYo-ru-rin
Yorukage夜影Night shadowYo-ru-ka-ge
Seiyakaze星夜風Starry night windSei-ya-ka-ze
Yozorafumi夜空史Night sky historyYo-zo-ra-fu-mi
Yozorayume夜空夢Night sky dreamYo-zo-ra-yu-me
Meiya冥夜Dim nightMei-ya
Yamiboshi闇星Darkness starYa-mi-bo-shi
Kokuya黒夜Black nightKo-ku-ya
Kuroyozora黒夜空Black night skyKu-ro-yo-zo-ra
Seiyaren星夜恋Starry night loveSei-ya-ren
Yozorami夜空美Beautiful night skyYo-zo-ra-mi
Yozorako夜空子Night sky childYo-zo-ra-ko
Seiyahiko星夜彦Starry night manSei-ya-hi-ko
Ryuuyozora龍夜空Dragon night skyRyu-u-yo-zo-ra
Ginyozora銀夜空Silver night skyGin-yo-zo-ra
Meiyozora明夜空Bright night skyMei-yo-zo-ra
Seiyazen星夜禅Starry night calmSei-ya-zen
Yofuku夜福Night fortuneYo-fu-ku
Yozorata夜空太Big night skyYo-zo-ra-ta
Kagayoru輝夜Shining nightKa-ga-yo-ru
Seiyahana星夜花Starry night flowerSei-ya-ha-na
Yozoruta夜空太Big night skyYo-zo-ru-ta
Seiyauta星夜歌Starry night songSei-ya-u-ta
Yamikaze闇風Darkness windYa-mi-ka-ze
Yozoruki夜空輝Night sky shineYo-zo-ru-ki
Seiyayume星夜夢Starry night dreamSei-ya-yu-me
Yozorahiko夜空彦Night sky manYo-zo-ra-hi-ko

Conclusion

Space gives us some of the most beautiful names in the Japanese language. From simple names like Sora and Hoshi to deeper ones like Uchuu and Wakusei, each name carries a piece of the sky. These names work for boys, girls, and anyone in between. They connect a child to the stars, the moon, and the calm night above us.

We hope this list of 375 names helped you find the right one. Whether you wanted something cute, unique, or full of celestial meaning, this article covered it all. Take your time and pick a name that feels right for your child. A name tied to space is a name that will always carry wonder.

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