The most common kanji for "sachi" is the one for "happiness/good luck", but there's another kanji for "sachi" that is a combination of "god/God" and "sheep" (God's sheep?). The kanji for "sachi" ("God's sheep") can also be pronounced "yoshi" or "sho".You can also separate the "sa" and the "chi" and use different characters... "sa": -a kind of fabric -save/rescue -fast -small -joyous (celebration)"chi" -wise/wisdom (there are a couple possible kanji for this) -thousandNote: The kanji for "happiness/good luck" can also be pronounced "yuki" or "miyuki" and is quite common, so you need to check which reading people use for it. (I had a Yukie and a Sachie in the same class once both using the same kanji for their names).Possibilities with "sachi": Sachi Sachie Sachiko Sachiyo
You can also separate the "sa" and the "chi" and use different characters...
"sa":
-a kind of fabric
-save/rescue
-fast
-small
-joyous (celebration)
"chi"
-wise/wisdom (there are a couple possible kanji for this)
-thousand
Note: The kanji for "happiness/good luck" can also be pronounced "yuki" or "miyuki" and is quite common, so you need to check which reading people use for it. (I had a Yukie and a Sachie in the same class once both using the same kanji for their names).
Possibilities with "sachi":
Sachi
Sachie
Sachiko
Sachiyo