Semi- vowel

Articulation method

Lung air current mechanism

Nose sound

Closed sound

Explosion sound

Implosion sound

???

Frictional sound

Side sound

Lateral friction sound

Approach sound

Semi- vowel

Repelling sound

Thrive sound

Non lung air current mechanism

Discharge sound

Entrance destruction sound

Adsorption sound

Semi- vowel(It is the ぼ it is to be; Semivowel) WithApproach soundWhen in one kind, keeping moving to another vowel from the posture of approach sound directly, the part of the approach sound which first is pronounced instantaneouslyConsonantWith recognizing, it is the terminology which you say. There is no part which it continues, from the fact that it is the sound which always movesCrossing sound (Glide sound) also it is called. Depending upon language, there are also times when the short approach sound where it is placed after the vowel is designated as semi- vowel. ( RussianйAnd so on)

Furthermore, when is and continuing approach sound pronounces above it is recognized (narrow vowel) as vowel.

As for semi- vowel to be the sound which extremely is shortly given out, because it is the sound which at the same time is always placed before or after the vowel, semi- vowel independentlySyllableIt constitutes, there are no times when semi- vowel becomes the nucleus of syllable (it cannot become = syllable keynote).

It is constituted from Japanese semi- vowel and vowelモーラHaving the letter which becomes independent,And lineOrわ lineAsThe Japanese syllabary figureIt is defined.

• Japanese semi- vowel:
  • "And" "ゆ" "" head consonant /y/ - It is hard palate approach sound([ J ])
  • Head consonant /w/ "of わ" - Both lip approach sound([β?])

International audio sign

• Both lip approach sound - [β?]
• It is hard palate approach sound - [J]
• Soft palate approach sound - [0]

Double articulation

• Both lip soft palate approach sound - [W]
• Both lips it is hard palate approach sound - []