Can your language be written vertical?

chinese, yes

S
i
,
s
i

p
u
e
d
e

>>76287808
文
字
表
現
本
來
就
是
直
的

K A N K E R
A
N
K
E
R

시
발

>>76288173
这
឴ ឴ 是
឴ ឴ ឴ ឴ 条
឴ ឴ ឴ ឴ ឴ ឴ 斜
឴ ឴ ឴ ឴ ឴ ឴ ឴ ឴ 的
឴ ឴ ឴ ឴ ឴ ឴ ឴ ឴ ឴ ឴ 直
឴ ឴ ឴ ឴ ឴ ឴ ឴ ឴ ឴ ឴ ឴ ឴ 线

ہ
ا
ں
پ
ی
ن
چ
و
د
ا

no coz we use digraphs

>>76287808
H
A
H
A

B
E
N
I
S

No.

every language can be written vertically but most of the languages on earth just tend to be written horizontally for convenience and because they're way easier to read this way.

>>76290258
that looks like advanced chink-speak
did you have to seek a dragon in the mountains to enlighten you?

>>76287808
B
o
o
б
щ
e

б
e
з

п
p
o
б
л
e
м