Are you looking for beautiful and cute Japanese baby Boy names that start with the letter S? To help you in searching for the latest and modern Japanese baby boy names, we have created an extensive list of the Top 1300 most popular and adorable S-letter Japanese boy names with their beautiful meanings.
Choose a unique name from our newest collection of Top 1300 Japanese Baby Boy Names starting with S.
| Name | Meaning | Origin | Gender | Numerology |
|---|---|---|---|---|
| Sayu | Bloom, Help Someone, | Japanese | Boy | 3 |
| Sayuki | Luck, Hope, | Japanese | Boy | 5 |
| Sayuma | Gauze, Help Someone, Horse, | Japanese | Boy | 8 |
| Sayuri | Small, Lily, Fit, Suit, Hundread | Japanese | Boy | 3 |
| Sazen | Left, Meal, | Japanese | Boy | 2 |
| Sazuku | Professor, | Japanese | Boy | 9 |
| Sea | Ocean, Water | Japanese | Boy | 7 |
| Sean | Blue, Gentle, | Japanese | Boy | 3 |
| Seba | World, Wing, | Japanese | Boy | 9 |
| Sebasuchian | Narrow, Nest, Knowledge, Hermitage, | Japanese | Boy | 3 |
| Sebumi | Shallows, Sentence, | Japanese | Boy | 6 |
| Sebun | World, Sentence, | Japanese | Boy | 7 |
| Sega | Shallows, Me, | Japanese | Boy | 5 |
| Sehiro | World, Ask, | Japanese | Boy | 2 |
| Sei | Conqueror, | Japanese | Boy | 6 |
| Seia | Sacred, Sky, | Japanese | Boy | 7 |
| Seiba | Truth, Wing, | Japanese | Boy | 9 |
| Seichi | Formation, Knowledge, | Japanese | Boy | 8 |
| Seidai | Clearly Visible, Big, | Japanese | Boy | 2 |
| Seidou | World, Road, | Japanese | Boy | 1 |
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| Seiemon | Clean, Right, Protect, Gate, | Japanese | Boy | 8 |
| Seiga | Conqueror, Get Over, | Japanese | Boy | 5 |
| Seigen | Clearly Visible, Origin, | Japanese | Boy | 5 |
| Seigetsu | Well, Moon, | Japanese | Boy | 6 |
| Seigi | Formation, Righteousness, | Japanese | Boy | 4 |
| Seigo | World, Five, | Japanese | Boy | 1 |
| Seigorou | Truth, Horse, Man, Mens, | Japanese | Boy | 1 |
| Seigou | World, Tremendous, Huge, | Japanese | Boy | 4 |
| Seiha | Blue, Clear, | Japanese | Boy | 6 |
| Seihachi | Truth, Eight, | Japanese | Boy | 8 |
| Seiho | Formation, Sail, | Japanese | Boy | 2 |
| Seiichi | Gentle, One, | Japanese | Boy | 8 |
| Seiichirou | World, One, Man, Mens, | Japanese | Boy | 8 |
| Seiji | Shining Bright, Samurai, | Japanese | Boy | 7 |
| Seijin | Truth, Benevolence, | Japanese | Boy | 3 |
| Seijirou | Clean, Two, Cheerfulness, | Japanese | Boy | 7 |
| Seijou | Star, Castle, | Japanese | Boy | 7 |
| Seiju | Formation, Pearl, | Japanese | Boy | 1 |
| Seijun | Sacred, Pure, | Japanese | Boy | 6 |
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| Seijuurou | Conqueror, Ten, Cheerfulness, | Japanese | Boy | 4 |
| Seika | Star, Incense, | Japanese | Boy | 9 |
| Seikai | Government, Ocean, | Japanese | Boy | 9 |
| Seiken | Government, Law, | Japanese | Boy | 9 |
| Seiki | Clearly Visible, Severe, | Japanese | Boy | 8 |
| Seikichi | World, Luck, | Japanese | Boy | 1 |
| Seiko | Static, Tiger, | Japanese | Boy | 5 |
| Seikou | Formation, Light, | Japanese | Boy | 8 |
| Seiku | Blue, Sky, | Japanese | Boy | 2 |
| Seikurou | Clear, Sky, Man, Mens, | Japanese | Boy | 2 |
| Seima | Star, Protect, | Japanese | Boy | 2 |
| Seimei | Clear, Bright, | Japanese | Boy | 6 |
| Seimu | Star, Dream, | Japanese | Boy | 4 |
| Seina | Clearly Visible, Calm, | Japanese | Boy | 3 |
| Seinan | Clearly Visible, South, | Japanese | Boy | 8 |
| Seine | Conqueror, Sound, | Japanese | Boy | 7 |
| Seino | Clear, In Other Words, You, | Japanese | Boy | 8 |
| Seinosuke | Clearly Visible, Hiragana And Katakana Are Meaningless, Assistance, | Japanese | Boy | 1 |
| Seion | Clearly Visible, Favor, | Japanese | Boy | 8 |
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| Seira | Star, Storm, | Japanese | Boy | 7 |
| Seiran | Sacred, Come, | Japanese | Boy | 3 |
| Seire | Regular, Beautiful, | Japanese | Boy | 2 |
| Seirei | Awakening, Suitable Time, | Japanese | Boy | 2 |
| Seiren | Shining Bright, Lotus, | Japanese | Boy | 7 |
| Seiroku | Clear, Divine Grace, | Japanese | Boy | 8 |
| Seirou | Conqueror, Man, Mens, | Japanese | Boy | 6 |
| Seiru | World, A Character Used In The Kind Of Jewelry Lapis Lazuli, | Japanese | Boy | 9 |
| Seiryou | Star, Eclipse, | Japanese | Boy | 4 |
| Seiryuu | Formation, Vigor, | Japanese | Boy | 1 |
| Seisaku | Formation, Create, | Japanese | Boy | 4 |
| Seishi | Momentum, Arrive, | Japanese | Boy | 6 |
| Seishichi | Star, Seven, | Japanese | Boy | 8 |
| Seishimaru | Momentum, Arrive, Circle, | Japanese | Boy | 5 |
| Seishin | Clearly Visible, True, | Japanese | Boy | 2 |
| Seishirou | Conqueror, Preside Over, Man, Mens, | Japanese | Boy | 6 |
| Seisu | Sacred, Necessary, | Japanese | Boy | 1 |
| Seisuke | Formation, Help Of God, | Japanese | Boy | 8 |
| Seisyou | Regular, Clearly Visible, | Japanese | Boy | 5 |
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| Seisyuu | World, Circumference, | Japanese | Boy | 2 |
| Seita | World, Thick, | Japanese | Boy | 9 |
| Seitarou | World, Big, Man, Mens, | Japanese | Boy | 9 |
| Seiten | Sacred, Heaven, | Japanese | Boy | 9 |
| Seito | World, Over Jumps, | Japanese | Boy | 5 |
| Seitoku | Static, Serene, | Japanese | Boy | 1 |
| Seiu | Blue, Rain, | Japanese | Boy | 9 |
| Seiun | Clear, Warm, | Japanese | Boy | 5 |
| Seiwa | World, Calm, Harmony, Peace, Concord, Serenity, | Japanese | Boy | 3 |
| Seiya | World, Arrow, | Japanese | Boy | 5 |
| Seiyo | Sacred, World, | Japanese | Boy | 1 |
| Seiyou | Formation, Shine, | Japanese | Boy | 4 |
| Seiyuu | Star, Friend, | Japanese | Boy | 1 |
| Seizaburou | Clean, Three, Cheerfulness, | Japanese | Boy | 2 |
| Seizan | Static, Mountain, | Japanese | Boy | 2 |
| Seizou | World, Three, | Japanese | Boy | 5 |
| Seju | World, Pearl, | Japanese | Boy | 1 |
| Sekai | Sacred, Favor, | Japanese | Boy | 9 |
| Sekie | Enrichment, Protect, | Japanese | Boy | 4 |