11 strokes
Kentei exam level 1

rumble, explosion, blast

Kun'yomi
  • とどろかす
  • とどろ
On'yomi
  • コウ

Main Radical

(KanXi)

Character Breakdown

rumble, explosion, blast
コウ とどろ.かす (Kentei 1)
car
シャ くるま くら (1st, N5)
span, range, extend over
わた.る コウ わたる (Kentei Pre-1, N1)
one, one radical (no.1)
イチ いっ ひと- (1st, N5)
daybreak, dawn, morning
タン あき.らか あきら (11th, N1)
day, sun, Japan
ひ にっ ニチ (1st, N5)
number one, line, rod radical (no. 2)
コン シ ジョ
two-stroke water radical or ice radical (no. 15)
ヒョウ こおり (Kentei 1)

References

Unicode hex code 8EE3
JIS X 0208 1-77-36
Haig, J. New Nelson Japanese-English Character Dictionary 5945
Halpern, J. Kodansha Kanji Dictionary 3403
Tuttle Dictionary Descriptor Code 7c14.2
Four corner code 5013.2